Answer:
OD is the answer.
Explanation:
The wave of immigrants (not a bad thing at all btw) being from mostly Northern and Eastern Europe were mostly Roman Catholic and had high literacy rates.
The ¨Know Nothings¨ nativist groups hated the amount of immigrants coming in + ¨taking their jobs¨ and often persecuted them.
France was the country that sold the United States the Louisiana territory, so they could have just said "no you can't have our land."
B. Because skeletons and skulls are represent
I think it’s the ussr and the us ?