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.

Ex Input:
Question: The lithium dialkyl-heptarate reacts with alkyl halides to produce, by formation of carbon-carbon bonds between the alkyl group of the halide and the alkyl group of the dialkyl acetate: 
 Options:  <0> Alcanes. <1> Alquenos <2> Alquinos. <3> Aromatics <4> Piranos.

Ex Output:
chemistry


Ex Input:
Question: In a three-point test crossover study, a negative interference indicates that: 
 Options:  <0> More double crossings have occurred than expected. <1> There have been fewer double crossings than expected. <2> The match coefficient is less than 1. <3> A simple crossover decreases the likelihood of a double crossover occurring. <4> There have been fewer simple cross-links than expected.

Ex Output:
biology


Ex Input:
Question: What type of receptor is responsible for activating most of the responses to the hormone T3 ?: 
 Options:  <0> A protein G. <1> An ABC protein. <2> A nuclear receiver. <3> A receiver coupled to an ion channel. <4> A plasma membrane glycoprotein.

Ex Output:

pharmacology