Which verb is in the future perfect progressive tense? Choose that verb to correctly complete the sentence. By nightfall, they __________ for ten hours. a. will have been driving b. will have driven c. will be driving d. have been driving
By nightfall, they have been driving for ten hours, resulting as d. to be the answer.
the answer is by nightfall they will be driving for 10 hours that is the correct answer hope you got the correct answer