PLEASE HELP ME !! How did ethnicity and race contribute to changes in the United States in the late nineteenth century?
They contributed to social stratification.
They played a limited role.
They caused separate schools to develop for different ethnic groups.
They contributed to the view of America as a melting pot.

I think it’s they contributed to social stratification

Explanation:

explanation: d

question:  

the chart compares religious beliefs to us political party support.

religious beliefs and party support, 2012

this chart demonstrates that

a) more highly religious people supported the republican candidate, while more nonreligious people supported the democratic candidate.

b) more highly religious people supported the democratic candidate, while more nonreligious people supported the republican candidate.

c) more moderately religious people supported the republican candidate, while more nonreligious people supported the democratic candidate.

d) more moderately religious people supported the democratic candidate, while more nonreligious people supported the republican candidate.

answer: a.