In this task, you are given a multiple-choice question about healthcare. Answer the question based on your information and classify your answers into '1', '2', '3', and '4'.
Q: Question: The effect of anti-D gammaglobulin given to Rh negative women who have developed an Rh positive fetus is:
Options: <1> Eliminate fetal red blood cells from maternal blood. <2> Destroy the antigens formed by the mother's immune system. <3> Avoid the formation of anti-Rh negative antibodies. <4> Induce the formation of maternal antibodies against fetal antigen. <5> Provide the woman with permanent active immunity.
A:
1