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: Surgery
[{'content': 'Following group of drugs which are used for premedication produce a detached serenity without clouding of consciousness are: \nSelect and explain. \nA. Analeptics., B. Antiemetics., C. Ataraxis., D. All of the above.', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Ataraxis produces a detached serenity without clouding of consciousness.', 'role': 'assistant'}]