Instead of Studying for a Big Exam the Next Day,a

Instead of studying for a big exam the next day,a group of students instead decided to go see a movie.When questioned about why they were going to the movie instead of studying,Ralph explained that "Going to the movie was a way of helping the mind to relax,and in fact,by going to the movie,they were going to make their study time later more effective because of the improved mood that they will be in.So by not going to the movie they were actually hurting their grades." From the group think perspective,this is an example of

A) rationalization.
B) feeling unanimous.
C) justification.
D) discussion enforcer.