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': 'Shaking palsy is associated with poisoning with - \nSelect and explain. \nA. Lead, B. Mercury, C. Arsenic, D. Strontium', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Concussio mercuralis (shaking palsy) is seen in mercury poisoning.', 'role': 'assistant'}]