Spain was in control of Florida during this time. It wouldn't be ceded to the United States until later. Spain and the US remained on relatively good terms throughout this time.
Answer:
D) The north
Explanation:
Big industries, railroads, and some inventions popped up in the north, while the south was still lacking.
i hope this helped, idk. feel free to ask for more info!
I believe it is B. Sometimes/Sometimes