Yes , I believe it is
According to Horace Kallen , Cultural pluralism refers to a society that contains a lot of different ethnics, but each ethnics still try to maintain their identity.
The U.S society in 1920s indeed consist of several group with different ethnicity due to the large number of immigrants that came in. But each groups tend to form their own communities in separate area rather than assimilate. This maintain the difference in their ethnic diversity.
I'm pretty sure it's C, because America didn't want to get involved in the war until Japan attacked Peal Harbor.
I'm afraid I couldn't give you a complete answer, or the answer that you're looking for, for this question regarding the Native-born Americans in 1860's since there is no map provided with this question. Try re-posting this question with the map on it.
the industrialization of the northeast made it possible for women to work in factories.
Answer:
It avoided the issue of states' rights.
Explanation:
The Articles of Confederation didn't really give rights to the states; it was mostly about the federal government.