Final answer:
The verb 'gustar' is being conjugated in the sentence. The correct conjugation is 'le gusta'.
Step-by-step explanation:
The verb 'gustar' is being conjugated in the sentence. Since the subject of the sentence is 'él' (he), the correct conjugation would be 'le gusta'. In this case, 'gusta' is the third person singular form of the verb 'gustar'.
Learn more about Conjugating the verb 'gustar'