Which of the Following Examples Involves Someone Using the Strategy

Which of the following examples involves someone using the strategy of trivialization to reduce dissonance?

A) A smoker keeps smoking after telling herself that without smoking, she would gain weight.
B) A person who litters without taking the time to find a trash can decides that lots of people litter in that area, so it's not a big deal.
C) An animal rights activist decides to become a vegetarian.
D) A member of a conservative Christian denomination who realizes she is homosexual searches through the Bible for passages suggesting approval of homosexuality.