I also concur that answer B has an error.
B: he was going to give...
So lets rewrite the whole thing. In order to prepare for the speech he was going to give to all of the parents and teachers at the school, George practiced speaking in front of a group of his friends.
After correcting B, the entire sentence flows more nicely. Hopefully this helped and good luck
Answer:
D. Renee wants to be a writer but knows she needs help.
Explanation:
I would go with D.she is not necessarily qualified to be any of the choices.
Hope this answer helps...