Read the sentence. My mom was optimistic that the camping trip would go well, but my dad was doubtful that we would have nice weather and enough supplies. Based on the antonym context clue, what does the word optimistic mean?

The sentence contrasts “optimistic” with “doubtful.” Since doubtful means unsure or expecting problems, optimistic means expecting things to go well. The correct choice is hopeful.

AI-written and checked against the verified answer.