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: Anaesthesia
[{'content': 'Day care anesthesia is best achieved with \nSelect and explain. \nA. Enflurane, B. Isoflurane, C. Propofol, D. Methoxyflurane', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Propofol', 'role': 'assistant'}]