Question

The immune system is the body's defense against disease. White blood cells, or lymphocytes, are one type of immune system cell. Which of the following immune system cells make markers that tag invading pathogens for later destruction?

a.helper T cells
b.cytotoxic T cells
c.macrophages
d.B cells

Answer 1

D. B cells

Step-by-step explanation:

Because White blood cells that produce antibodies and aid in immunological memory.

I think?

Answer 2

b) cuz(my instinct says so)