input: The following are multiple choice questions (with answers) about medical knowledge.   **Question:** A 19-year-old man in a 3-month relationship with a woman experiences frequent sexual fantasies about male coworkers. He lives in a conservative community and does not know any openly gay men. Two days ago, he joined a local group considered by many organizations to be a hate group. Together with the other members, he attacked a gay couple on their way home from dinner. Which of the following psychological defense mechanisms is he demonstrating?   (A) Sublimation   (B) Reaction formation   (C) Intellectualization   (D) Projection
output: ['(B) Reaction formation <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Sublimation  (B) Reaction formation  (C) Intellectualization  (D) Projection <> possible answers', '  A 19-year-old man in a 3-month relationship with a woman experiences frequent sexual fantasies about male coworkers. He lives in a conservative community and does not know any openly gay men. Two days ago, he joined a local group considered by many organizations to be a hate group. Together with the other members, he attacked a gay couple on their way home from dinner. Which of the following psychological defense mechanisms is he demonstrating? <> context']