Consider the following four statements regarding kidney transplant and select the two correct ones out of these.
(i) Even if a kidney transplant is proper the recipient may need to take immunosuppresants for a long time.
(ii) The cell-mediated immune respones is responsible for the graft rejection
(iii) The B-lymphocytes are responsible for rejection of the graft.
(iv) The acceptance or rejection of a kidney transplant depands on specific interferons
The two correct statements are

Options

A. a and b
B. b and c
C. c and d
D. a nad c

Answer

A