This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: C.V.S, Subject name: Medicine
[{'content': 'Which of the following is the most common identifiable cause for Restrictive cardiomyopathy \nSelect and explain. \nA. Alcohol, B. Hemochromatosis, C. Amyloidosis, D. Sarcoidosis', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Ref Harrison 19 th ed pg 1569 Amyloidosis is the major cause of restrictive cardiomyopathy . Several proteins can self-assemble to form the beta-sheets of amyloid proteins, which deposit with differ- ent consequences depending on the type of protein.', 'role': 'assistant'}]