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: Pathology
[{'content': 'In MVPS, mitral valve HPE shows: \nSelect and explain. \nA. Hyaline degeneration, B. Elastic degeneration, C. Myxomatous degeneration, D. Fibrinoid necrosis', 'role': 'user'}, {'content': 'Answer: C \nExplanation: . Myxomatous degeneration', 'role': 'assistant'}]