You are a famous endocrinologist and are presented with a case in which a genetically determined male (XY) exhibits secondary female characteristics, including breast development and lack of facial hair growth. What may you hypothesize about this patient?
A) He may lack receptors for testosterone. B) He may have a tumor in his testes causing an overproduction of testosterone. C) He may be abusing steroids. D) He may actually be perfectly healthy and normal.