This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Forensic Medicine
[{'content': 'Perversion with pain to self: TN 09; Maharashtra 11 \nSelect and explain. \nA. Transvestism, B. Fetishism, C. Sadism, D. Masochism', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Ans. Masochism', 'role': 'assistant'}]