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: 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: The transmission of hepatitis E virus is via: 
 Options:  <0> Fecal-oral <1> Body secretions. <2> Bloodline <3> Placenta. <4> Aerial
[EX A]: biology

[EX Q]: Question: The antitussive dextromethorphan is an enantiomer of the O-methylated derivative of levorphanol that belongs to the structural family of: 
 Options:  <0> 6,7-Benzomorpanos. <1> Morfinanos. <2> 4-Phenylpiperidines. <3> Phenylpropalamine. <4> Oripavinas.
[EX A]:
pharmacology