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: In relation to the physiology of the complement system, one of the following statements is false: 
 Options:  <0> Most of its components are inactive. <1> Its mode of activation is similar to the coagulation cascade. <2> It is subject to strict control of regulatory mechanisms. <3> It is only activated by two different routes: the classical and the alternative. <4> During its activation, multimolecular complexes are formed.
[EX A]: pharmacology

[EX Q]: Question: What is the most commonly used term to designate the most intense degree of distraction and the complete absence of attention? 
 Options:  <0> Attentional perplexity. <1> Attention indifference. <2> Hyperprosexia. <3> Mental absence <4> Aprosexia.
[EX A]: psychology

[EX Q]: Question: A healthy couple has an 8-year-old daughter with hepatosplenomegaly. The laboratory of biochemical genetics has detected in it a deficiency of the acid beta-glucosidase enzyme (glucocerebrosidase) and molecularly presents the mutation N370S in homozygosis. Which diagnosis is correct? 
 Options:  <0> Fabry disease (Xq22.1). <1> Huntington's disease (4p16.3). <2> Autosomal dominant cerebellar ataxia SCA1 (6p22.3). <3> Adrenoleukodystrophy (Xq28). <4> Gaucher disease (1q22).
[EX A]:
medicine