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.

Q: Question: After the intake increases the release of: 
 Options:  <0> Insulin. <1> ACTH. <2> Cortisol <3> Adrenaline from the adrenal medulla. <4> GH

A: biology
****
Q: 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.

A: chemistry
****
Q: Question: In obsessive-compulsive disorder the compulsions: 
 Options:  <0> They do not cause discomfort to the individual. <1> They do not take long to complete (less than an hour a day). <2> These are behaviors or mental acts that are realistically connected to the objective of neutralizing the feared situation. <3> They are behaviors to mental acts whose objective is to prevent or reduce anxiety. <4> They are independent of the type of obsession suffered.

A:
psychology
****