A Woman's First Pregnancy Is Normal but Her Second Pregnancy

Multiple Choice

A woman's first pregnancy is normal but her second pregnancy results in hemolytic disease of the newborn (HDN) .The second child needed a transfusion to completely replace the agglutinating blood.The mother is most likely type __________ and both children are most likely __________.

A) A,Rh-negative;B,Rh-positive
B) A,Rh-positive;B,Rh-negative
C) O,Rh-negative;AB,Rh-negative
D) AB,Rh-positive;O,Rh-negative
E) AB,Rh-positive;O,Rh-positive