Question

select the three adjectives. (dont select any articles (a, an, or the))
thunderous applause filled the dark arena as the band took a final bow and walked offstage.

Explanation:

To solve this, we identify adjectives in the sentence "Thunderous applause filled the dark arena as the band took a final bow and walked offstage." Adjectives describe nouns. "Thunderous" describes "applause", "dark" describes "arena", and "final" describes "bow". Articles (a, an, the) are excluded, so these three are the adjectives.

Answer:

Thunderous, dark, final