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: A teenager with obsessive-compulsive disorder phones the Toxicological Information Service to ask if he can safely use an insecticide for cockroaches. What is the name of this escape behavior? 
 Options:  <0> Ascertainment. <1> Rationalization. <2> Reinsurance. <3> Ritualization <4> Testing.
Example Output: psychology

Example Input: Question: Which were the first authors who investigated the role that stressful life events could have on health ?: 
 Options:  <0> Mechanic <1> Matarazzo <2> Zola <3> Lazarus <4> Holmes and Rahe.
Example Output: psychology

Example Input: Question: He has been considered the father of modern Toxicology for his clinical, pathological and forensic contributions to this science: 
 Options:  <0> Paracelsus <1> Claudio Bernard. <2> Richard Alzheimer. <3> Mateo Orfila. <4> Hippocrates
Example Output:
pharmacology