This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Miscellaneous, Subject name: Medicine
[{'content': 'Non-ejection clicks are heard in \nSelect and explain. \nA. Aortic stenosis, B. Atrial myxoma, C. Mitral regurgitation, D. Mitral valve prolapse', 'role': 'user'}, {'content': 'Answer: D \nExplanation: (D) Mitral valve prolapse > Mitral valve prolapse displacement of mitral leaflet into left atrium.', 'role': 'assistant'}]