For question 1, I believe it is B.
For question 2, I think it is B too.
I might get this wrong tho.
Some people might say it is even good to mention incomplete projects, It's even better to have something already done. I would say that it would be fine to mention it, might even help.
Answer:
FALSE because "Sit!" is a sentence as when you instruct a dog to sit that is a whole sentence on its own.
Answer:
Changing the sentence structure and how quickly the events unfold in a story will change the pace of the story. When we're changing the speed of how the story progresses from 10 page long descriptions of certain items and things to one page descriptions of a whole week going by, we dramatically influence the speed of the story and with that its pace.