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 SO2 molecule is: 
 Options:  <0> Linear, with the S atom in the center. <1> Linear, with one of the atoms of O in the center. <2> Angular, with the S atom in the center and with an angle close to 120º (equilateral triangle) and a free pair of electrons. <3> Angular, with one of the atoms of O in the center and with an angle of approximately 120º (equilateral triangle) and a pair of free electrons. <4> Angular, with the S atom in the center and with an angle close to 109º (tetrahedron) and two pairs of free electrons.

Output: chemistry


Input: Consider Input: Question: The epithelium of the epidermis is: 
 Options:  <0> Stratified keratinized plane. <1> Stratified non-keratinized plane. <2> Simple keratinized cylindrical. <3> Keratinized stratified cylindrical. <4> Cubic stratified.

Output: biology


Input: Consider Input: Question: One of the basic components that usually include all Social Skills Training programs is: 
 Options:  <0> Rational Emotive Imagination. <1> Control techniques stimulate. <2> Perspective shot <3> Behavior test. <4> Contracts of contingencies.


Output: psychology