Under Normal Situations, Lymphocytes Do Not Act Against Autoantigens Because

Multiple Choice

Under normal situations, lymphocytes do not act against autoantigens because

A) antibodies produced against autoantigens are destroyed.
B) they never have binding sites that are complementary to autoantigens.
C) antibodies prevent them from binding to the body's own cells.
D) they identify cells with autoantigens as belonging to the body and do not attack them.
E) lymphocytes that bind to autoantigenes undergo apoptosis.