<prompt> All of following may be causes of precocious pubey in girls except -Hypothalamic hamaomaMc Cuone Albright syndromeGranulosa cell tumor of human ovaryCongential 21-a hydroxylase deficiency  <response>: 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. 