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': 'A 5-year-old child presents with confusion, increased salivation, lacrimation, fasciculations, miosis, tachycardia, and hypotension. Which of the following poisons can cause these manifestations? \nSelect and explain. \nA. Opium, B. Organophosphorus, C. Dhatura, D. Organochlorine pesticide', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Increased salivation, lacrimation, miosis, fasciculation, tachycardia and confusion, all are seen in organophosphate poisoning.', 'role': 'assistant'}]