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: Pharmacology
[{'content': 'As compared to morphine, methadone is - \nSelect and explain. \nA. Superior analgesic and inferior hypnotic, B. Superior hypnotic and inferior analgesic, C. Superior analgesic and superior hypnotic, D. Inferior analgenic and inferior hypnotic', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. is 'a' i.e., Superior analgesic and inferior hypnotic I mg of methadone can be substituted for 4 mg of morphine. Methadone is less hypnotic than morphine (sedative action is less intense).", 'role': 'assistant'}]