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: For which disorder is the technique of fading stimulated frequently used? 
 Options:  <0> Enuresis <1> The selective mutism. <2> Childhood asthma <3> Posttraumatic stress disorder secondary to sexual abuse. <4> The encopresis.
[A]: psychology


[Q]: Question: Patients with liver cirrhosis may have ascites due to: 
 Options:  <0> Alteration of the coagulation factors. <1> Portal hypertension and serum hypoalbuminemia. <2> Decrease in hydrostatic pressure. <3> Irritation of the peritoneal membrane by bile salts. <4> Post-surgical and abdominal trauma.
[A]: nursery


[Q]: Question: Anaphase A is characterized by the shortening of microtubules: 
 Options:  <0> Kinetochore <1> Polar <2> Interpolar <3> Astral <4> Longitudinal
[A]:
biology