Task: Text Categorization
Input (English): Question: Alveolar ventilation is the volume of air that: 
 Options:  <0> It enters (or exits) the lungs in each breath. <1> It enters (or exits) in the airways every minute. <2> It remains in the alveoli after a normal expiration. <3> Enter (or exit) in the lung exchange zones in one minute <4> It remains in the alveoli after a forced expiration.
Output (English): biology