Task: Text Categorization
Input (English): Question: Benzodiazepines reduce anxiety because they work as: 
 Options:  <0> Antagonists of GABA receptors. <1> GABA receptor agonists. <2> Antagonist of noradrenergic receptors. <3> Noradrenergic receptor agonist. <4> Antagonists of serotonergic receptors.
Output (English): psychology