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: Medicine
[{'content': 'Angiotensin converting enzyme inhibitors are not used in congestive heart failure resulting from \nSelect and explain. \nA. Mitral stenosis, B. Aortic regurgitation, C. Alcoholic cardiomyopathy, D. Aortic stenosis', 'role': 'user'}, {'content': 'Answer: D \nExplanation: None', 'role': 'assistant'}]