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 presence (x = 1) or absence (x = 0) of bacteriuria has been determined in a group of subjects. What kind of variable is it?
Options: <0> Ordinal. <1> Numeric <2> Categorical <3> Continuous quantitative <4> Discrete quantitative.
[EX A]: medicine

[EX Q]: Question: In the most frequent type of esophageal atresia:
Options: <0> Prenatal ultrasound performed in the third trimester allows diagnosis in 6080% of cases. <1> It is associated in 50% of cases with microgastria and neural tube defects. <2> The distance between the proximal and distal atresic pockets is greater than in the other types of atresia. <3> Gastrostomy should be performed in the first 48 hours of life to allow enteral feeding. <4> The presence of air in the stomach and small intestine on abdominal radiography confirms the existence of a distal fistula.
[EX A]:
medicine