Which If the Following Statements Regarding Major Histocompatibility Proteins (MHCs)is

Multiple Choice

Which if the following statements regarding major histocompatibility proteins (MHCs) is true?

A) Class I MHCs are found on all nucleated cells in the body
B) Class II MHCs are found on macrophages and B cells
C) Cytotoxic T cells require class II MHCs to recognize foreign antigens
D) Both class I MHCs are found on all nucleated cells in the body and class II MHCs are found on macrophages and B cells are true
E) All of the choices are true