This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Kidney, Subject name: Pediatrics
[{'content': 'A 4 years old child presented with generalized edema and ascites. There was no hypertension or hematuria. Renal function tests were normal. Urinalysis revealed massive proteinuria. Most probable underlying cause is: \nSelect and explain. \nA. Membranous glomerulonephritis, B. Minimal change disease, C. Post streptococcal glomerulonephritis, D. IgA nephropathy', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Ans b. Minimal change diseaseGeneralized edema in a child with massive proteinuria, with no hypertension or hematuria & normal renal function suggests a diagnosis of Nephrotic syndrome due to minimal change disease;', 'role': 'assistant'}]