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.

Example Input: Question: For the analysis of traces of inorganic constituents, in samples of organic nature, a preliminary treatment of the sample is needed, which normally consists of: 
 Options:  <0> Dissolve the sample in cold water. <1> Dissolve the sample in hot water. <2> Dissolve the sample between 30 and 70 ºC. <3> Heat the sample between 400 and 700 ºC. <4> Heat the sample in 0.1 M hydrochloric acid.
Example Output: chemistry

Example Input: Question: The following are zoonotic: 
 Options:  <0> Rotavirus. <1> Paramyxovirus. <2> Cytomegalovirus. <3> Arenavirus. <4> Parvovirus.
Example Output: biology

Example Input: Question: Indicate which of the following deficits is an alteration of the mucopolysaccharide metabolism: 
 Options:  <0> Pyruvate kinase deficiency. <1> Deficiency of branching enzyme. <2> Sphingomyelinase deficiency. <3> N-acetylneuraminidase deficiency. <4> N-acetylglucosaminidase deficiency.
Example Output:
pharmacology