Task: Text Categorization
Input (English): Question: An amine, due to the pair of non-bonding electrons that nitrogen possesses: 
 Options:  <0> It can be considered as an electrophile. <1> It can be considered as a Lewis acid. <2> It can act as a nucleophilic reagent attack center. <3> It can be considered as a nucleophile. <4> It is an example of apolar product.
Output (English): pharmacology