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': 'True about Sevoflurane- \nSelect and explain. \nA. Isopropyl ether, B. MAC is 2%, C. Good to use in old age, D. All', 'role': 'user'}, {'content': 'Answer: D \nExplanation: D. i.e. All of the above', 'role': 'assistant'}]