Index: lams_tool_lamc/src/java/org/lamsfoundation/lams/tool/mc/web/McLearningAction.java
===================================================================
diff -u -re4b2a3cbdfdd26b99ead9b77705faa5a333d326e -ra1e99b6f8540f06181bf25489e28f86014b91823
--- lams_tool_lamc/src/java/org/lamsfoundation/lams/tool/mc/web/McLearningAction.java	(.../McLearningAction.java)	(revision e4b2a3cbdfdd26b99ead9b77705faa5a333d326e)
+++ lams_tool_lamc/src/java/org/lamsfoundation/lams/tool/mc/web/McLearningAction.java	(.../McLearningAction.java)	(revision a1e99b6f8540f06181bf25489e28f86014b91823)
@@ -768,22 +768,20 @@
 	    }
 	    else
 	    {
-		 	String[] checkedCa=mcLearningForm.getCheckedCa();
-
-		 	if (checkedCa != null)
-		    {
-			 	mcLearningForm.resetCa(mapping, request);
-
-			 	logger.debug("checkedCa: " + checkedCa);
-			 	logger.debug("checkedCa length: " + checkedCa.length );
-			 	
-			 	for (int i=0; i < checkedCa.length ; i++)
-			 	{
-			 	  String currentCa=checkedCa[i];
-			 	  logger.debug("currentCa: " + currentCa);
-			 	  learnerInput.add(currentCa);
-			 	}
-		    }
+		 	
+		 	for (int i=0 ; i < 51 ; i++)
+		 	{
+		 	   String currentCheckedCa= request.getParameter("checkedCa" + i);    
+		 	   logger.debug("currentCheckedCa : " + currentCheckedCa);
+		 	   
+		 	   if (currentCheckedCa != null)
+		 	   {
+				 	logger.debug("currentCheckedCa: " + currentCheckedCa);
+				 	learnerInput.add(currentCheckedCa);
+		 	   }
+		 	}
+		 	
+		 	mcLearningForm.resetCa(mapping, request);
 	    }
 	    
 	    logger.debug("final learnerInput: " + learnerInput);
Index: lams_tool_lamc/web/learning/CombinedAnswersContent.jsp
===================================================================
diff -u -r11b3c3df224f4e31f131a43a8f3036ee6304467c -ra1e99b6f8540f06181bf25489e28f86014b91823
--- lams_tool_lamc/web/learning/CombinedAnswersContent.jsp	(.../CombinedAnswersContent.jsp)	(revision 11b3c3df224f4e31f131a43a8f3036ee6304467c)
+++ lams_tool_lamc/web/learning/CombinedAnswersContent.jsp	(.../CombinedAnswersContent.jsp)	(revision a1e99b6f8540f06181bf25489e28f86014b91823)
@@ -69,7 +69,7 @@
 		items="${dto.candidateAnswerUids}">
 
 		<div class="indent">
-			<input type="checkbox" name="checkedCa" class="noBorder"
+			<input type="radio" name="checkedCa${dto.questionUid}" class="noBorder"
 				value="${dto.questionUid}-${ca.value}">
 
 			<c:forEach var="caText" varStatus="status"
@@ -80,11 +80,9 @@
 				<c:if test="${ca.key == caText.key}">
 					<c:out value="${caText.value}" escapeXml="false" />
 		</div>
-
-
-		</c:if>
+				</c:if>
+			</c:forEach>
 	</c:forEach>
-</c:forEach>
 
 </c:forEach>
 
Index: lams_tool_lamc/web/learning/SingleQuestionAnswersContent.jsp
===================================================================
diff -u -r11b3c3df224f4e31f131a43a8f3036ee6304467c -ra1e99b6f8540f06181bf25489e28f86014b91823
--- lams_tool_lamc/web/learning/SingleQuestionAnswersContent.jsp	(.../SingleQuestionAnswersContent.jsp)	(revision 11b3c3df224f4e31f131a43a8f3036ee6304467c)
+++ lams_tool_lamc/web/learning/SingleQuestionAnswersContent.jsp	(.../SingleQuestionAnswersContent.jsp)	(revision a1e99b6f8540f06181bf25489e28f86014b91823)
@@ -63,7 +63,7 @@
 		<c:forEach var="ca" varStatus="status"
 			items="${dto.candidateAnswerUids}">
 			<div class="indent">
-				<input type="checkbox" name="checkedCa" class="noBorder"
+				<input type="radio" name="checkedCa" class="noBorder"
 					value="${dto.questionUid}-${ca.value}">
 
 				<c:forEach var="caText" varStatus="status"