On numerous occasions in the past, Destiny strongly advocated alternative energy sources and less reliance on fossil fuels. So her friend Sara was surprised to see Destiny drive up in a large gas-guzzling SUV. Sara asked, "So Destiny, how do you guys like your new SUV?" Without a moment's hesitation, Destiny replied, "You know, we really needed a bigger vehicle to haul the kids and all their soccer stuff around. And I sure don't have any problems fitting all the grocery sacks in the back!" Destiny's change in attitude to match her behavior reflects_______________
a. self-serving bias.
b. hindsight bias.
c. cognitive dissonance.
d. diffusion of responsibility.