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: Controls the passage of substances to the central nervous system: 
 Options:  <0> Meninges. <1> Choroid plexus. <2> Hemato-encephalic barrier. <3> White substance <4> Schwann cells and oligodendrocytes.
[A]: biology


[Q]: Question: A 70-year-old woman with a history of hypertension and moderate heart failure attended the clinic due to a persistent and dry cough that started as a sensation of itching in the throat. In the analytical hyperkalemia is observed. What is the drug suspected of causing the clinical and analytical alteration of the patient? 
 Options:  <0> Hydrochlorothiazide. <1> Bisoprolol. <2> Furosemide. <3> Enalapril <4> Hydralazine
[A]: medicine


[Q]: Question: On what model are the intervention programs most successful in the early treatment of childhood autism based? 
 Options:  <0> In the applied analysis of behavior. <1> In the neomediational behaviorism. <2> In the theory of social learning. <3> In Lacanian psychoanalysis. <4> In the theory of attachment.
[A]:
psychology