Index: lams_tool_assessment/conf/hibernate/mappings/org/lamsfoundation/lams/tool/assessment/model/Assessment.hbm.xml
===================================================================
diff -u -r373dcc4ea6d1a07c60268ceccd9d1e69d9c35f9c -r8d12e38358cf4253f46f914de5fb7630482c9358
--- lams_tool_assessment/conf/hibernate/mappings/org/lamsfoundation/lams/tool/assessment/model/Assessment.hbm.xml	(.../Assessment.hbm.xml)	(revision 373dcc4ea6d1a07c60268ceccd9d1e69d9c35f9c)
+++ lams_tool_assessment/conf/hibernate/mappings/org/lamsfoundation/lams/tool/assessment/model/Assessment.hbm.xml	(.../Assessment.hbm.xml)	(revision 8d12e38358cf4253f46f914de5fb7630482c9358)
@@ -183,7 +183,7 @@
             insert="true"
             column="allow_overall_feedback"
         />
-
+        
         <property
             name="allowRightAnswersAfterQuestion"
             type="boolean"
@@ -296,11 +296,13 @@
             column="reflect_on_activity"
         />
 
-        <!--
-            To add non XDoclet property mappings, create a file named
-                hibernate-properties-Assessment.xml
-            containing the additional properties and place it in your merge dir.
-        -->
+       <property
+            name="allowDiscloseAnswers"
+            type="boolean"
+            update="true"
+            insert="true"
+            column="allow_disclose_answers"
+        />
 
     </class>
 
Index: lams_tool_assessment/conf/language/lams/ApplicationResources.properties
===================================================================
diff -u -r4c51f9c8b6fab7efa4d5296f1ee60c1c3bd207e5 -r8d12e38358cf4253f46f914de5fb7630482c9358
--- lams_tool_assessment/conf/language/lams/ApplicationResources.properties	(.../ApplicationResources.properties)	(revision 4c51f9c8b6fab7efa4d5296f1ee60c1c3bd207e5)
+++ lams_tool_assessment/conf/language/lams/ApplicationResources.properties	(.../ApplicationResources.properties)	(revision 8d12e38358cf4253f46f914de5fb7630482c9358)
@@ -330,6 +330,7 @@
 label.excel.export  =Excel export
 label.teams  =Teams
 label.no.questions.in.question.bank  =No questions have been added to the question list. Do you still want to proceed with no questions?
+label.authoring.advance.disclose.answers =Disclose learner's and other groups' answers in monitor
 
 
 #======= End labels: Exported 324 labels for en AU =====
Index: lams_tool_assessment/src/java/org/lamsfoundation/lams/tool/assessment/dbupdates/patch20180330.sql
===================================================================
diff -u
--- lams_tool_assessment/src/java/org/lamsfoundation/lams/tool/assessment/dbupdates/patch20180330.sql	(revision 0)
+++ lams_tool_assessment/src/java/org/lamsfoundation/lams/tool/assessment/dbupdates/patch20180330.sql	(revision 8d12e38358cf4253f46f914de5fb7630482c9358)
@@ -0,0 +1,15 @@
+-- Turn off autocommit, so nothing is committed if there is an error
+SET AUTOCOMMIT = 0;
+SET FOREIGN_KEY_CHECKS=0;
+----------------------Put all sql statements below here-------------------------
+
+-- LDEV-4540 Allow teachers to release other groups' answers in TBL monitor
+
+ALTER TABLE tl_laasse10_assessment ADD COLUMN allow_disclose_answers TINYINT(1) DEFAULT 0 AFTER allow_overall_feedback;
+
+----------------------Put all sql statements above here-------------------------
+
+-- If there were no errors, commit and restore autocommit to on
+COMMIT;
+SET AUTOCOMMIT = 1;
+SET FOREIGN_KEY_CHECKS=1;
\ No newline at end of file
Index: lams_tool_assessment/src/java/org/lamsfoundation/lams/tool/assessment/model/Assessment.java
===================================================================
diff -u -r373dcc4ea6d1a07c60268ceccd9d1e69d9c35f9c -r8d12e38358cf4253f46f914de5fb7630482c9358
--- lams_tool_assessment/src/java/org/lamsfoundation/lams/tool/assessment/model/Assessment.java	(.../Assessment.java)	(revision 373dcc4ea6d1a07c60268ceccd9d1e69d9c35f9c)
+++ lams_tool_assessment/src/java/org/lamsfoundation/lams/tool/assessment/model/Assessment.java	(.../Assessment.java)	(revision 8d12e38358cf4253f46f914de5fb7630482c9358)
@@ -71,12 +71,14 @@
 
     private boolean allowOverallFeedbackAfterQuestion;
 
+    private boolean allowDiscloseAnswers;
+
     private boolean allowRightAnswersAfterQuestion;
 
     private boolean allowWrongAnswersAfterQuestion;
 
     private boolean allowGradesAfterAttempt;
-    
+
     private boolean enableConfidenceLevels;
 
     private boolean allowHistoryResponses;
@@ -234,17 +236,18 @@
 	}
 	this.setUpdated(new Date(now));
     }
-    
+
     /**
-     * Checks whether content was modified in monitor and this has happened after attempt was started (and thus this modification can potentially affect attempt results).
-     * 
+     * Checks whether content was modified in monitor and this has happened after attempt was started (and thus this
+     * modification can potentially affect attempt results).
+     *
      * @param attemptStartingDate
      * @return
      */
     public boolean isContentModifiedInMonitor(Date attemptStartingDate) {
 	return (updated != null) && updated.after(attemptStartingDate);
     }
-    
+
     /**
      * @return true if there is at least one random question reference, false otherwise
      */
@@ -492,6 +495,14 @@
 	this.allowOverallFeedbackAfterQuestion = allowOverallFeedbackAfterQuestion;
     }
 
+    public boolean isAllowDiscloseAnswers() {
+	return allowDiscloseAnswers;
+    }
+
+    public void setAllowDiscloseAnswers(boolean tblReleaseAnswers) {
+	this.allowDiscloseAnswers = tblReleaseAnswers;
+    }
+
     /**
      *
      * @return
@@ -527,18 +538,18 @@
     public void setAllowGradesAfterAttempt(boolean allowGradesAfterAttempt) {
 	this.allowGradesAfterAttempt = allowGradesAfterAttempt;
     }
-    
+
     /**
-    *
-    * @return
-    */
-   public boolean isEnableConfidenceLevels() {
+     *
+     * @return
+     */
+    public boolean isEnableConfidenceLevels() {
 	return enableConfidenceLevels;
-   }
+    }
 
-   public void setEnableConfidenceLevels(boolean enableConfidenceLevels) {
+    public void setEnableConfidenceLevels(boolean enableConfidenceLevels) {
 	this.enableConfidenceLevels = enableConfidenceLevels;
-   }
+    }
 
     /**
      *
Index: lams_tool_assessment/src/java/org/lamsfoundation/lams/tool/assessment/web/form/AssessmentForm.java
===================================================================
diff -u -r3399163940c61c9132223c758d274486e57ff9b7 -r8d12e38358cf4253f46f914de5fb7630482c9358
--- lams_tool_assessment/src/java/org/lamsfoundation/lams/tool/assessment/web/form/AssessmentForm.java	(.../AssessmentForm.java)	(revision 3399163940c61c9132223c758d274486e57ff9b7)
+++ lams_tool_assessment/src/java/org/lamsfoundation/lams/tool/assessment/web/form/AssessmentForm.java	(.../AssessmentForm.java)	(revision 8d12e38358cf4253f46f914de5fb7630482c9358)
@@ -77,6 +77,7 @@
 	    assessment.setAllowGradesAfterAttempt(false);
 	    assessment.setAllowOverallFeedbackAfterQuestion(false);
 	    assessment.setAllowQuestionFeedback(false);
+	    assessment.setAllowDiscloseAnswers(false);
 	    assessment.setAllowRightAnswersAfterQuestion(false);
 	    assessment.setAllowWrongAnswersAfterQuestion(false);
 	    assessment.setDefineLater(false);
Index: lams_tool_assessment/web/pages/authoring/advance.jsp
===================================================================
diff -u -r373dcc4ea6d1a07c60268ceccd9d1e69d9c35f9c -r8d12e38358cf4253f46f914de5fb7630482c9358
--- lams_tool_assessment/web/pages/authoring/advance.jsp	(.../advance.jsp)	(revision 373dcc4ea6d1a07c60268ceccd9d1e69d9c35f9c)
+++ lams_tool_assessment/web/pages/authoring/advance.jsp	(.../advance.jsp)	(revision 8d12e38358cf4253f46f914de5fb7630482c9358)
@@ -3,31 +3,39 @@
 
 <script lang="javascript">
 	$(document).ready(function(){
-		$("#attemptsAllowedRadio").click(function() {
+		$("#attemptsAllowedRadio").change(function() {
 			$("#passingMark").val("0");
 			$("#passingMark").prop("disabled", true);
 			$("#attemptsAllowed").prop("disabled", false);
 		});
 		
-		$("#passingMarkRadio").click(function() {
+		$("#passingMarkRadio").change(function() {
 			$("#attemptsAllowed").val("0");
 			$("#attemptsAllowed").prop("disabled", true);
 			$("#passingMark").prop("disabled", false);
 		});
 		
-		$("#display-summary").click(function(){
+		$("#display-summary").change(function(){
 			$('#display-summary-area').toggle('slow');
 			$('#allowQuestionFeedback').prop("checked", false);
-			$('#allowRightAnswersAfterQuestion').prop("checked", false);
-			$('#allowWrongAnswersAfterQuestion').prop("checked", false);
+			$('#allowDiscloseAnswers').prop("checked", false);
+			$('#allowRightAnswersAfterQuestion').prop("checked", false).prop('disabled', false);
+			$('#allowWrongAnswersAfterQuestion').prop("checked", false).prop('disabled', false);
 			$('#allowHistoryResponsesAfterAttempt').prop("checked", false);
 		});
+
+		$('#allowDiscloseAnswers').change(function(){
+			if ($(this).prop('checked')) {
+				$('#allowRightAnswersAfterQuestion, #allowWrongAnswersAfterQuestion').prop('checked', false).prop('disabled', true);
+			} else {
+				$('#allowRightAnswersAfterQuestion, #allowWrongAnswersAfterQuestion').prop('disabled', false);
+			}
+		});
 		
-		$("#useSelectLeaderToolOuput").click(function() {
-			if ($("#useSelectLeaderToolOuput").is(':checked')) {
+		$("#useSelectLeaderToolOuput").change(function() {
+			if ($(this).prop('checked')) {
 				$("#display-summary").prop("checked", true).prop("disabled", true);
 				$('#display-summary-area').show('slow');
-				
 			} else {
 				$("#display-summary").prop("disabled", false);
 			}		
@@ -153,6 +161,13 @@
 			<fmt:message key="label.authoring.advance.allow.students.question.feedback" />
 		</label>
 	</div>
+	
+	<div class="checkbox">
+		<label for="allowDiscloseAnswers">
+			<html:checkbox property="assessment.allowDiscloseAnswers" styleId="allowDiscloseAnswers"/>
+			<fmt:message key="label.authoring.advance.disclose.answers" />
+		</label>
+	</div>
 
 	<div class="checkbox">
 		<label for="allowRightAnswersAfterQuestion">