Answer:
the first one
Explanation:
there's a proper use of the word they're. which means they are.
They are still not finished with the project that was due yesterday sounds correct.
self deprecating modest about or critical of oneself, especially humorously so
The answer is D. When you are saying what a broader subject is, you surround it with commas. For example, when I say "My aunt, Sally, is old.". My broader subject is aunt. I show more detail by telling you her name, Sally. I hope this helps!
Pronoun because it is a title.