What is one thing studied in immunology?\nOptions:\n- (A) illness\n- (B) antigens\n- (C) humanism\n- (D) health\n- (E) philosophy\n- (F) resistance\n- (G) symbology\n- (H) fever OK. Let's think hard:
User
Antigens are molecules that the immune system recognizes as foreign to the body. Immunology is the study of the immune system. Immunology includes the study of antigens.
So, the final answer is (B).
Assistant