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: In accounting, which of the following elements should be included in the LIABILITIES of an estate? 
 Options:  <0> Credits in favor of third parties. <1> Quantities that customers owe. <2> Money in banks. <3> Money in credit institutions. <4> The store.
[EX A]: pharmacology

[EX Q]: Question: In oxidative stress it is characteristic: 
 Options:  <0> Decrease in the concentration of oxidized glutathione. <1> Increase in the concentration of reduced glutathione. <2> Decreased production of reactive oxygen species. <3> Increase in the production of reactive oxygen species. <4> None of the previous are true.
[EX A]: chemistry

[EX Q]: Question: What is the biosynthetic route of terpenes in plants ?: 
 Options:  <0> They are synthesized by the mevalonic acid route or by the fatty acid route. <1> They are synthesized by the mevalonic acid route or by the deoxy-xylulose phosphate (DOXP) pathway also called GAP / Pyruvate. <2> They are synthesized by the mevalonic route and the sikimico route. <3> They are synthesized by the sikimic acid route or by the deoxy-xylulose phosphate (DOXP) pathway also called GAP / Pyruvate. <4> They are synthesized by the polyacetate route.
[EX A]:
pharmacology