Task: Text Categorization
Input (English): Question: The deficit of which of the following enzymes is NOT a cause of porphyria ?: 
 Options:  <0> Protoporphyrinogen oxidase. <1> Delta-amino levulinic synthetase. <2> Coproporphyrinogen III oxidase <3> Uroporphyrinogen decarboxylase. <4> Uroporphyrinogen III cosintetase.
Output (English): pharmacology