A Physician Finds That a 9-Year-Old Male Patient Is Entering

A physician finds that a 9-year-old male patient is entering precocial puberty.What is a potential cause for such a condition?

A) a tumor in the hypothalamus producing elevated levels of testosterone
B) a tumor in the anterior pituitary producing elevated levels of testosterone
C) a tumor in the testes producing elevated levels of estrogen
D) a tumor in the anterior pituitary producing elevated levels of gonadotropin-stimulating hormone
E) a tumor in the hypothalamus producing elevated levels of gonadotropin-stimulating hormone