By Which Process Are Fetal Erythrocytes Destroyed in Hemolytic Anemia

Multiple Choice

By which process are fetal erythrocytes destroyed in hemolytic anemia of the newborn?

A) lysis of erythrocytes by cytotoxic T cells
B) lysis of erythrocytes by complement activation
C) clearance of antibody-coated erythrocytes by macrophages in the fetal spleen
D) lysis of erythrocytes by NK cells via antibody-dependent cell-mediated cytotoxicity
E) cytotoxicity caused by major basic protein released from eosinophils.