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: Pediatrics
[{'content': 'All of following may be causes of precocious pubey in girls except - \nSelect and explain. \nA. Hypothalamic hamaoma, B. Mc Cuone Albright syndrome, C. Granulosa cell tumor of human ovary, D. Congential 21-a hydroxylase deficiency', 'role': 'user'}, {'content': "Answer: D \nExplanation: Ans. is 'd' i.e., Congenital 21-hydroxylase o Congenital 21 hydroxylase deficiency causes precocious pubey in male due to excess of androgens. o In female, it results in virilization.", 'role': 'assistant'}]