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: A 45-year-old woman came to the consultation sent from Surgery with the diagnosis of a neuroendocrine tumor diagnosed after partial pancreatectomy due to a 2-cm tumor in the tail of the pancreas. The tumor had been detected by chance on an abdominal CT scan requested to complete the study of a simple liver cyst. Interrogating the patient, the background is irregular rules, being in amenorrhea for 6 months, and repetitive colic of recurrence from the age of 20 for those who have required lithotripsy on several occasions. In addition, he has a family history of renoureteral colic. What is your diagnostic suspicion? 
 Options:  <0> A multiple endocrine neoplasia type 1 or Wermer syndrome. <1> A multiple endocrine neoplasia type 2 A or Sipple syndrome. <2> A multiple endocrine neoplasia type 2B. <3> Somatostatinoma. <4> A neuroendocrine tumor producing PTH.
[EX A]: medicine

[EX Q]: Question: What is the name of the structure type of an organization, in which each person no longer depends exclusively on a single boss, but can also be affected by different projects and statutes, during a variable or fixed time ?: 
 Options:  <0> Pyramidal. <1> Divisional. <2> Matrix <3> Organization chart of Urwick. <4> Functional.
[EX A]: nursery

[EX Q]: Question: The reaction of ketones and aldehydes by the presence of their carbonyl group preferably gives: 
 Options:  <0> Nucleophilic substitution reactions. <1> Oxidation reactions to alcohols. <2> Nucleophilic addition reactions. <3> Reduction reactions to carboxylic acids. <4> They are not reactive towards nucleophiles.
[EX A]:
pharmacology