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: In the Type II error: 
 Options:  <0> The alternative hypothesis is not rejected being true. <1> The null hypothesis is not rejected as false. <2> The null hypothesis is not rejected, I feel certain. <3> The null hypothesis is rejected being true. <4> The alternative hypothesis is accepted as false.
psychology

Question: The main virulence factor of Streptococcus pneumoniae is one (one): 
 Options:  <0> Fímbria. <1> Capsule. <2> Scourge <3> Endotoxin <4> Adhesin
biology

Question: The number of signals in the 13 C NMR spectrum of cis-1,2 dimethylcyclopentane with proton decoupling is: 
 Options:  <0> Three. <1> Four. <2> Five. <3> Six. <4> Seven.

chemistry