This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Medicine
[{'content': 'which of the following mumurs will increase with valsalva ? \nSelect and explain. \nA. MR, B. VSD, C. AS, D. HOCM', 'role': 'user'}, {'content': 'Answer: D \nExplanation: HOCM REF: harrisons 21st ed', 'role': 'assistant'}]