Task: Text Categorization
Input (English): Question: One of the following enzymes is classified as MAL: 
 Options:  <0> Lactate dehydrogenase - Oxidoreductase. <1> Chymotrypsin - Hydrolase. <2> Fumarasa - Liasa. <3> Aminoacyl-tRNA synthetase - Ligase <4> Nucleoside monophosphate kinase - Isomerase.
Output (English): pharmacology