Inhibin is
Select one:
A. is secreted by Sertoli cells to inhibit testosterone secretion
B. is secreted by Sertoli cells to inhibit follicle stimulation hormone from the anterior pituitary.
C. secreted by Sertoli cells to feedback to the hypothalamus to inhibit gonadotrophin releasing hormone.
D. is secreted Leydig cells to inhibit Sertoli cells
E. is secreted by the anterior pituitary to inhibit testosterone secretion.