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: Reactions in which there are no intermediates are described as: 
 Options:  <0> Concerted. <1> Polar <2> Radicals <3> Homolitic <4> Heterolithic
[EX A]: chemistry

[EX Q]: Question: Point out which of the following guidelines belongs to the Stress Reduction Program of Kabat-Zinn (University of Massachusetts): 
 Options:  <0> Acceptance and commitment therapy. <1> Behavioral activation therapy. <2> Psychoeducation and mindfulness. <3> Dialectical therapy. <4> Therapy of common factors.
[EX A]: psychology

[EX Q]: Question: The Research Diagnostic Criteria (ICD-10) for the crisis of anguish: 
 Options:  <0> They are identical to the DSM-IV, there is no variation. <1> They are identical to those of DSM-IV, except that ICD-10 includes dry mouth and requires that at least one of the symptoms present be palpitations, sweating, tremors or dry mouth. <2> They differ in their entirety from those of the DSM-IV. <3> The ICD-10 Diagnostic Criteria do not require the appearance of a minimum of crisis. <4> The ICD-10 Diagnostic Criteria do not require a period of duration.
[EX A]:
psychology