In each of the following questions, a sentence with four highlighted words is…

In each of the following questions, a sentence with four highlighted words is provided. These highlighted words may be either misspelled or used inappropriately. Select the incorrect word as the answer, and if all the highlighted words are correct in spelling and usage, choose ‘All are correct’ as answer.

Because we did nothing but sit in the hotel room, our vaccation was vapid and uninteresting.