Iris Is a Vegetarian, but She Ate a Steak Last

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 she feels guilty or nervous-regardless of whether she attributes these feelings to the steak eating
D) If she chose to eat the steak and feels guilty or nervous and attributes these feelings to the steak eating