A tissue graft, for example skin, taken from another person is normally rejected by the body. Which statement regarding graft rejection is correct?
- AThe graft is rejected by B-lymphocytes because they make and release antibodies which react with the surface antigens on the graft cells.
- BThe graft is rejected by B-lymphocytes because T-lymphocytes are not stimulated to produce antibodies.
- CThe graft is rejected by T-lymphocytes because the graft tissue causes T-lymphocytes to release antibodies.
- DThe graft is rejected by T-lymphocytes because they circulate in the blood and can gather at the graft site.