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: Liquid chromatography using linked stationary phases can be divided into normal phase and reverse phase phases. In this context it can be said that: 
 Options:  <0> The main separation mechanism in reverse phase is the distribution, while adsorption also plays a very important role in the normal phase. <1> In normal phase chromatography, a large number of non-polar stationary phases can be used. <2> The main separation mechanism in normal phase is the distribution, while the adsorption plays a very important role in the reverse phase. <3> In reverse phase chromatography, the stationary phase is polar and the non-polar eluents. <4> In reverse phase chromatography, a large number of polar stationary phases can be used.

Output: chemistry


Input: Consider Input: Question: The General Law of Health (Law 14/1986, of April 25) favored the psychiatric reform in Spain because: 
 Options:  <0> It gave a letter of nature to the model of the asylum. <1> Defined the biomedical model of assistance to the psychiatric patient. <2> Institutionalized the community structure formed by interdisciplinary teams. <3> Regulated the factors and elements of the quality of care. <4> He adopted a paternalistic model of protection for the mentally ill.

Output: nursery


Input: Consider Input: Question: What technique, based on the theory of social learning, is considered well established for the treatment of childhood fears? 
 Options:  <0> The practice reinforced. <1> The self-instructions of courage. <2> The modeling <3> Modeling with participation. <4> The live exhibition.


Output: psychology