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 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.
[EX A]: nursery

[EX Q]: Question: The reaction of an alkene with metachloroperbenzoic acid causes a cyclic ether which is called: 
 Options:  <0> Furano <1> Dioxane <2> Epoxide <3> Azirano <4> Lactone
[EX A]: chemistry

[EX Q]: Question: What is the approach proposed by the relationship model between therapist and client as expert to expert ?: 
 Options:  <0> The behavioral model. <1> The constructivist perspective <2> The psychoanalysis. <3> The strategic school. <4> The therapy centered on the client.
[EX A]:
psychology