This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Poisoning, Subject name: Forensic Medicine
[{'content': 'Questionnaire is to check toxicity after - \nSelect and explain. \nA. Alcohol, B. Nicotine, C. Opium, D. Heroine', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Questionnaire is to check toxicity after alcohol intake REF;THE SYNOPSIS OF FORENSIC MEDICINE:KS NARAYANA REDDY;28th EDITION;', 'role': 'assistant'}]