Why Are Pregnant Rh^- Women Given an Injection of Rh

Multiple Choice

Why are pregnant Rh^- women given an injection of Rh immune globulin?

A) Antibodies in the injection bind fetal RBC antigens so they cannot stimulate her immune system to produce anti-D antibodies.
B) Antibodies in the injection bind fetal RBC antigens so they cannot stimulate her immune system to produce anti-A and anti-B antibodies.
C) Antibodies in the injection bind fetal RBC antigens so they cannot stimulate her immune system to produce anti-A antibodies.
D) Antibodies in the injection bind fetal RBC antigens so they cannot stimulate her immune system to produce anti-O antibodies.
E) Antibodies in the injection bind fetal RBC antigens so they cannot stimulate her immune system to produce anti-B antibodies.