/**
* Add or update milestone response history for the given milestone ID and BinaryAnswer.
**/
public Boolean AddOrUpdateMilestoneHistory(int milestoneID, BinaryAnswer answer)
{
ChildDatabaseAccess childDB = new ChildDatabaseAccess();
childDB.InitializeSync();
Milestones.AddOrUpdateMilestoneHistory(milestoneID, answer);
childDB.SaveUserChildSync(this);
childDB.CloseSyncConnection();
return(true);
}