After Taking the Final in His Personality Psychology Course, Kevin

After taking the final in his personality psychology course, Kevin congratulates himself on not getting too anxious during the test and for not spending a lot of time agonizing over those questions he wasn't sure of the answer. To celebrate his performance on the test, he decides he will relax tonight and go to a movie. Kevin is:

A) Displaying post-test-anxiety repression
B) Practicing self-reward
C) Covertly displacing his test anxiety
D) Enhancing is test schemata
E) a & b