This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Cardiovascular system, Subject name: Pathology
[{'content': 'Causes of restrictive cardiomyopathy are - \nSelect and explain. \nA. Amyloid, B. Sarcoidosis, C. Storage disease, D. All of the above', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Restrictive cardiomyopathy is characterised by a primary decrease in ventricular compliance , resulting in impaired ventricular filling during diastole. Restrictive cardiomyopathy can be idiopathic or associated with systemic disease that also happen to affect the myocardium for example radiation fibrosis, amyloidosis, sarcoidosis, or products of inborn errors of metabolism Robbins 9 th edition page no. 401', 'role': 'assistant'}]