What about Nativism seems to be conflict with the fundamental beliefs of the U. S?

The old and the new came into sharp conflict in the 1920s. ... and the ways in which new scientific theories might challenge traditional Christian beliefs. ... To “preserve the ideal of American homogeneity”, the Emergency Immigration Act of 1921 ... To rural Americans, the ways of the city seemed sinful and extravagant.

Explanation:

the answer is b. hope this !

first industrial revolution - the first wave of the industrial revolution lasted from the late 1700s to the mid-1800s. it industrialized the manufacture of textiles and began the move of production from homes to factories. steam power and the cotton gin played an important role in this period.