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.

Input: Consider Input: Question: The delirious atmosphere is defined as: 
 Options:  <0> The delirious interpretation of a normal perception. <1> A self-referential idea, of great importance for the patient. <2> Subjective experience that the world has changed in a subtle but sinister, disturbing and difficult or impossible to define way. <3> The delirious construction of a memory. <4> A rational and easily modifiable idea about an environmental issue.

Output: psychology


Input: Consider Input: Question: If in an epidemiological study, the participating population has voluntariness as an inclusion criterion, the validity of the results are subject to a bias of: 
 Options:  <0> Information. <1> Confusion. <2> Selection. <3> Interpretation. <4> Publication.

Output: nursery


Input: Consider Input: Question: The treatment of choice of Giant Cell Arteritis (Tertiary Arteritis or Horton's Arteritis) corticodependiente is: 
 Options:  <0> Etanercept. <1> Endovenous cyclophosphamide. <2> NSAID <3> Methotrexate <4> Rituximab


Output: medicine