In this task, you are given a question and answer options for that question. Using this information, you have to classify each text into different topics: medicine, nursery, psychology, chemistry, pharmacology, biology.

[EX Q]: Question: The effect of anti-D gammaglobulin given to Rh negative women who have developed an Rh positive fetus is: 
 Options:  <0> Eliminate fetal red blood cells from maternal blood. <1> Destroy the antigens formed by the mother's immune system. <2> Avoid the formation of anti-Rh negative antibodies. <3> Induce the formation of maternal antibodies against fetal antigen. <4> Provide the woman with permanent active immunity.
[EX A]: nursery

[EX Q]: Question: Vasconstricts systemic arterioles: 
 Options:  <0> Low pO2. <1> Low pH. <2> Angiotensin II. <3> Acetylcholine <4> Nitric oxide.
[EX A]: biology

[EX Q]: Question: Indicate the correct answer: 
 Options:  <0> The enteric nervous system consists of the submucosal plexus and the myenteric plexus. <1> The myenteric plexus has sensory and motor neurons. <2> The myenteric plexus regulates the movements of the mucosa and the secretion of glands and the submucosal plexus regulates gastric motility. <3> 1 and 2 are correct. <4> All are correct.
[EX A]:
nursery