Definition: In this task, you are given a multiple-choice question about healthcare. Answer the question based on your information and classify your answers into '1', '2', '3', and '4'.
Input: Question: Inhibin: 
 Options:  <1> Inhibits the secretion of FSH. <2> Blocks the secretion of estrogen. <3> Stimulates the secretion of GnRH. <4> The adenohypophysis produces it. <5> Stimulates the secretion of LH.
