Question

Which sentence includes a dependent clause? *

The students walked down the hallway and into the auditorium.

The class voted on their favorite project, and the winner received an award.

I will begin writing my essay once I have made an outline.

After practicing for many months, the drama club was ready to perform the play.

Answer 1

From Internet:

A dependent clause is a group of words that contains a subject and verb but does not express a complete thought. A dependent clause cannot be a sentence. Often a dependent clause is marked by a dependent marker word.

This should help you decide.