Answer:
I'm not sure eexactly wat you are looking for here but in the 1800 many cities were being made up of immigrants, fleeing to America for a better life. They changed the demographic of these Northern Cities, and played a great part in making America what it is today.
Explanation:
Yeah you need to put in the multichoice's.
What subject is this for ?
B. Originally Spain allied with Neapolitan until he backstabbed them, so option 3 has to be sore the since they where all against him at the beginning of the war