Please help!

Which of the following apply to RBC compatibility?

A. D donor antibody must recognize a cell surface molecule ( antigen) on the recipient (patient) RBC that results in a binding event

B. C. donor RBCs must have a cell surface molecule (antigen) recognized by recipient (patient) antibody that results in
a binding event

C. E. none of the above apply

D. A. recipient (patient) antibody must not recognize cell surface molecule (antigen) on the donor RBCs that results in
no binding

E. B. recipient (patient) RBCs must not recognize donor antibody that results in no binding