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: The nuclear lamina is formed by: 
 Options:  <0> Actina. <1> Tubulina. <2> Intermediate filaments <3> Fibronectin <4> Laminin
Example Output: biology

Example Input: Question: Regarding Nervous Anorexia, it can be stated that: 
 Options:  <0> Even if the weight is stabilized, the patients still present a considerable psychopathology. <1> The suicide rate is 15%. <2> The most frequent comorbid symptoms are obsessive. <3> The purgatives have less psychopathological severity than the restrictive ones. <4> The psychopharmacological treatment of choice is the pharmacological treatment by itself.
Example Output: psychology

Example Input: Question: Thermolabile (LT) and thermostable (ST) enterotoxins are responsible for diarrhea caused by some strains of: 
 Options:  <0> Salmonella enterica <1> Vibrio cholerae <2> Campylobacter jejuni. <3> Yersinia enterocolitica. <4> Escherichia coli
Example Output:
pharmacology