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: The chemistry of diazonium salts provides the main synthetic method for preparing aryl fluorides by a process called:
Options: <0> Reorganization of Claisen. <1> Gabriel's reaction. <2> Diazotization reaction. <3> Sandmeyer reaction. <4> Schiemann reaction.

A: chemistry
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Q: Question: What kind of drug is clozapine?
Options: <0> An anxiolytic <1> An antidepressant <2> An antipsychotic <3> A benzodiazepine <4> A hypnotic

A: psychology
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Q: Question: Inhibin:
Options: <0> Inhibits the secretion of FSH. <1> Blocks the secretion of estrogen. <2> Stimulates the secretion of GnRH. <3> The adenohypophysis produces it. <4> Stimulates the secretion of LH.

A:
biology
****