Answer:
Despite wealth and power, America is still a work in progress, and will continue to be.
Explanation:
Ahem. think of it this way, what word is interjecting
Yes you can. A good sobbing session is a great catharsis when you are feeling hurt. Webster on-line is a quick place to look up words.
When comparing the GDPs, Instead of saying compared it to, you might want to type, "in comparison." A few transition words also might help the piece become a bit smoother. Other than that, good job on the writing! It seems very well researched!
I think thew answer is D. "The author supplies the rubuttel that quotes more current research". I'm not 100% sure but it was the best one i could think of. Hope it's right