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: Medicine
[{'content': "Most common cause of nephrotic range proteinuria in an adult is - \nSelect and explain. \nA. Diabetes Mellitus, B. Amyloidosis, C. Hypertensive nephropathy, D. Wegner's Granulomatosis", 'role': 'user'}, {'content': 'Answer: A \nExplanation: None', 'role': 'assistant'}]