Which of the following would be most likely to occur in an adult male whose Sertoli cells have begun to produce excessive amounts of inhibin?

A、FSH secretion would be selectively inhibited, but LH secretion would be normal;
B、Spermatogenesis would be increased but testosterone secretion would be normal. ;
C、Spermatogenesis would be increased because testosterone production would be above normal.;
D、Gonadotropin releasing hormone levels and spermatogenesis would increase above normal;
E、Both FSH and LH secretion would rise above normal levels.