In this task you will be given a text passage from a trivia quiz. You should choose the category this question belongs to from these categories: History, Science, Social Science, Fine Arts, Literature. You can only choose one category, so if in doubt, please choose the closest match.
Q: This concept arose out of a participant observation study of a cult that believed that the earth was going to be destroyed by a flood. The prototypical experiment demonstrating it involved a bribe of one or twenty dollars to bribe a confederate into undergoing a specific task and then gauging impressions from an initial set of students. That experiment was set up by J. Merrill Carlsmith and Leon Festinger, who first proposed it. FTP, name this theory that describe a state in which individuals must choose between attitudes and behaviors that are contradictory and claims that individuals often change their attitudes to justify their behavior
A:
Social Science