Which of the Following is (Are)most Related to Antibody-Mediated Immunity

Question

Which of the following is (are)most related to antibody-mediated immunity?
A) Tears
B) Saliva
C) Sneezing
D) Plasma cells

Accepted Answer

Plasma cells are directly involved in producing and secreting antibodies, which are the key players in antibody-mediated immunity. Tears, saliva, and sneezing are all physical defense mechanisms that help to prevent the entry of pathogens into the body, but they are not directly related to antibody production.