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': 'BAL is used as an antidote poisoning by - \nSelect and explain. \nA. Morphine, B. Aconite, C. Phenol, D. Mercury', 'role': 'user'}, {'content': 'Answer: D \nExplanation: None', 'role': 'assistant'}]