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 main pharmacological treatment for obsessive-compulsive disorder or OCD is: 
 Options:  <0> Dopamine agonists. <1> NMDA receptor blockers. <2> Inhibitors of monoamine oxidase or MAOIs. <3> Selective serotonin or 5-HT reuptake inhibitors. <4> Neuroleptics

Output: psychology


Input: Consider Input: Question: What mineral deficit has been especially observed in pica cases? 
 Options:  <0> Calcium deficit <1> Zinc deficit. <2> Lead deficit <3> Potassium deficit <4> Sodium deficit

Output: psychology


Input: Consider Input: Question: Of the following variables, which is considered a risk marker in the onset of cardiovascular disease: 
 Options:  <0> Elevated figures of LDL-cholesterol and total cholesterol. <1> Man over 55 years old. <2> Smoker of 20 cigarettes daily. <3> Sedentary. <4> All are correct.


Output: nursery