Answer:
i'm not sure what the choices are IF there are choices but i'd say uniting the races, as in no more racism, or no more segregation (separation)....ik it's not a lot of help since like, I didn't really have anything to look at but I hope I helped and sorry if i didn't help
The answer is a. It was one of the bloodiest battles of the civil war. hope this helps :)
The major reasoning of Spain was that they hoped to get rich: especially they hoped there would be Gold in the new World.
After this did not succeed ( they did not find as much Gold) they tried to use the land for economic reasons in other ways, by having plantations and the individual conquistadors were happy to possess a reasonably big pieces of land on their own. Also, simply by increasing their territory they gained on wealth and importance.
Also, they hoped to gain favour with the Pope over converting the indigenous people to Catholicism.
It ended the British threat, lifted Patriots spirits and convinced Europeans that Americans had sound a chance of winning.