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: Raile and Marriner in their studies on the theoretical works in nursing, review different aspects among which are those referred to semantics and structure. This analysis of the concrete theoretical framework refers to: 
 Options:  <0> The simplicity <1> The generality <2> The empirical precision. <3> The deductible consequences. <4> The clarity.

Ex Output:
nursery


Ex Input:
Question: To control the expression of certain genes according to population density, bacteria use systems of: 
 Options:  <0> Strict response <1> Two components <2> Perception of the quorum. <3> Densitometric adaptation. <4> Negative activation

Ex Output:
biology


Ex Input:
Question: Which of the following membranes would be more fluid: 
 Options:  <0> Lipid bilayer with polyunsaturated fatty acids of 18 carbon atoms. <1> Lipid bilayer with saturated fatty acids of 18 carbon atoms. <2> Lipid bilayer with saturated fatty acids of 16 carbon atoms. <3> Lipid bilayer with polyunsaturated fatty acids of 16 carbon atoms. <4> All are equivalent in terms of fluency.

Ex Output:

chemistry