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': 'High output renal failure may be caused by: \nSelect and explain. \nA. Methoxyflurane, B. Diethyl ether, C. Enflurane, D. Halothane', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Methoxyflurane', 'role': 'assistant'}]