In the Plus-Delta Method of Evaluating Project Meetings,the "Delta" Column

Multiple Choice

In the Plus-Delta method of evaluating project meetings,the "delta" column is used for team members to offer their opinion about one aspect of the meeting that ________.​ 

A)  Was good and should be repeated 
B)  Was poor and could be avoided (changed)  in future meetings 
C)  Was an issue raised in the meeting should be followed up before the next meeting 
D)  Involves the behavior of one of the team members