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: 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.

Output: chemistry


Input: Consider Input: Question: What is the main cause of functional urinary incontinence in the elderly? 
 Options:  <0> Detrusor instability. <1> Obstruction due to fecalomas. <2> Laxity of the muscles of the pelvic floor. <3> Environmental barriers. <4> Urinary retention induced by medication.

Output: nursery


Input: Consider Input: Question: For what type of addiction has the community reinforcement program plus incentive therapy been proven to be a well-established treatment? 
 Options:  <0> Alcohol. <1> Cocaine. <2> Heroin. <3> Tobacco. <4> Cannabis


Output: psychology