All of the following will happen if there is an ABO blood type mismatch between donor and recipient in a blood transfusion EXCEPT

A) the recipient's immune system will make antibodies against the donor antigens.
B) the donated blood cells will form clumps.
C) large amounts of hemoglobin will be released from damaged RBCs.
D) it can lead to kidney failure in the recipient.
E) there will be no problem as long as the Rh factors match.