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': 'Raindrop pigmentation is seen in:Kerala 07; BHU 10; NEET 13 \nSelect and explain. \nA. Arsenic poisoning, B. Phosphorous poisoning, C. Mercury poisoning, D. Thallium poisoning', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Ans. Arsenic poisoning', 'role': 'assistant'}]