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 child brought with suspected ingestion, presented with dry mouth, dilated pupil, difficulty in swallowing, delirium, dry & warm skin, the substance is - \nSelect and explain. \nA. Anti-cholinergic, B. Sympathetic, C. Cholinergic, D. Alpha-blocker', 'role': 'user'}, {'content': 'Answer: A \nExplanation: All are features of datura poisoning, i.e., anticholinergic action.', 'role': 'assistant'}]