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.

[Q]: Question: As to the height of the plate (H) in a column chromatographic separation it can be said that: 
 Options:  <0> It is inversely proportional to the variance (standard deviation of the band). <1> It is directly proportional to the number of theoretical plates and inversely proportional to the length of the column. <2> It is directly proportional to the variance and inversely proportional to the distance traveled by the center of the band to the detector (L). <3> It is directly proportional to the variance and distance traveled by the center of the band to the detector (L). <4> It does not depend on the variance or the distance traveled by the center of the band.
[A]: pharmacology


[Q]: 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.
[A]: biology


[Q]: Question: What are the cells of the gastric glands that secrete intrinsic factor called ?: 
 Options:  <0> Main. <1> Parietals <2> Mucous <3> Endocrine <4> Cells of the diffuse neuroendocrine system (SNED).
[A]:
pharmacology