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 nephrotic syndrome in children \nSelect and explain. \nA. Minimal change disease, B. Membranous proliferative disease, C. Membranous glomerulonephritis, D. IgA nepuropathy', 'role': 'user'}, {'content': 'Answer: A \nExplanation: None', 'role': 'assistant'}]