Index: lams_tool_lamc/src/java/org/lamsfoundation/lams/tool/mc/model/McUsrAttempt.java
===================================================================
diff -u -reb5312af3f0d7ca64ca3b41988129079c7509427 -r5893f827ac7db4160980f332015d28b47f9ecc6d
--- lams_tool_lamc/src/java/org/lamsfoundation/lams/tool/mc/model/McUsrAttempt.java	(.../McUsrAttempt.java)	(revision eb5312af3f0d7ca64ca3b41988129079c7509427)
+++ lams_tool_lamc/src/java/org/lamsfoundation/lams/tool/mc/model/McUsrAttempt.java	(.../McUsrAttempt.java)	(revision 5893f827ac7db4160980f332015d28b47f9ecc6d)
@@ -70,10 +70,6 @@
     @JoinColumn(name = "que_usr_id")
     private McQueUsr mcQueUsr;
 
-    @ManyToOne(fetch = FetchType.LAZY)
-    @JoinColumn(name = "qb_option_uid")
-    private QbOption qbOption;
-
     @Column(name = "confidence_level")
     private int confidenceLevel;