I think it's B. Yep I think it's B
Answer:
Nativism is the political policy of promoting the interests of native inhabitants against those of immigrants, including the support of immigration-restriction measures. In scholarly studies, nativism is a standard technical term, although those who hold this political view do not typically accept the label.(what a nativist is)
Nativist means policies that would favor natives (those born here or, really, those whose ancestors were born here going back a few generations) over newcomer citizens. (this is what a nativist would favor)
The slave trade compromise wanted the free states of the North Congress to have the power to regulate commerce