A nurse is developing an educational program about hemolytic diseases in newborns for a group of newly licensed nurses. Which of the following genetic information should the nurse include in the program as a cause of hemolytic disease?
A. The mother is Rh-positive and the father is Rh negative
B. The mother is Rh-negative and the father is Rh positive
C. The mother and the father are both Rh positive
D. The mother and the father are both Rh negative