pick from the following.
(A). health
(B). T cells
(C). vision
(D). humans
(E). macrophages
(F). B cells
(G). disease
(H). immune
Q: Fact 1: Lymphocytes are the key cells involved in the immune response. Fact 2: Blymphocytes produce antibodies . Given the two facts above, the cells that produce antibodies are key in what system?
A:
(H).