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: The main mediators of the antibody-dependent cellular cytotoxicdiad are: 
 Options:  <1> The eosinophils. <2> The NK lymphocytes. <3> The mast cells <4> The neutrophils. <5> The CD8 + lymphocytes.
