Iris is a vegetarian, but she ate a steak last night. When would she be most likely to…

Iris is a vegetarian, but she ate a steak last night. When would she be most likely to try to rationalize her steak-eating?
A. If she was forced to eat the steak against her will
B. If she was paid a lot of money to eat the steak
C. If she chose to eat the steak and enjoyed it.
D. If she chose to eat the steak and feels guilty about it.