instruction:
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.
question:
Question: If a statistical test offers a value p <0.05: 
 Options:  <0> The null hypothesis is accepted. <1> The alternative hypothesis is rejected. <2> the null hypothesis is rejected. <3> The null hypothesis can not be rejected. <4> There is no evidence in favor of the alternative hypothesis.
answer:
biology


question:
Question: In relation to toxoplasmosis and pregnancy, indicate which of the following options is true: 
 Options:  <0> Placental transmission to the fetus can occur. <1> The rate of antibodies should be detected at the beginning of pregnancy and, in their absence, vaccination with killed virus vaccine should be carried out. <2> The infection is less severe but more frequent the younger the pregnant woman is. <3> In our environment, the main cause of infection is the coexistence and management of domestic birds. <4> The infection occurs intrapartum, favored by the rupture of the amniotic sac.
answer:
nursery


question:
Question: The oxygen of the ethers as that of the alcohols can be protonated to generate: 
 Options:  <0> Iminium ion. <1> Alkaloxonium ions. <2> Peroxides <3> Piranos. <4> Enaminas
answer:

chemistry