Celia, Who Is a College Student, Has Always Thought of Herself

Celia, who is a college student, has always thought of herself as an environmental activist.Recently, she "inherited" a gas-guzzling car from her parents, which she has been driving around campus.To reduce the cognitive dissonance that she feels from these clashing images of herself, the environmental activist and the gas-guzzling car owner, she might say that "it is more important to support the environmental movement politically than it is to worry about how a person gets to work or school," which illustrates the strategy of

A) changing her attitude.
B) changing the importance of the dissonant thoughts.
C) changing her behavior.
D) reducing the amount of her perceived choice.