Haptens can stimulate a primary or secondary response when covalently bound to carrier proteins and interact with which one of the following?A. IgG receptorsB. Class II MHC proteinsC. IgM receptorsD. Toll like receptors 0 0 votesArticle Rating Subscribe LoginNotify of new follow-up commentsnew replies to my comments Label {} [+] Name* Email* Label {} [+] Name* Email* 0 Comments Oldest Newest Most Voted Inline FeedbacksView all comments