Use the following information to answer the next few questions. In a famous study,women were asked to smell and rate the attractiveness of axillary odours on t-shirts worn by different men.Results showed that ovulating women preferred the odour of the t-shirts worn by MHC (major histocompatibility complex)dissimilar men.This indicates that dissimilarity in MHC may play a role in mate selection. -The purpose of an MHC molecule is to
A)display an antigen fragment on the cell surface. B)engulf the presented pathogen. C)release enzymes to catalyze apoptosis. D)trigger lymphocyte proliferation. E)secrete cytokines.