Answer:
This is all stuff that you have to do on ur own... becasue i can't write you an essay
I think it’s c. i mean im 95% sure
After World War 1, prevalent attitudes in America included one of not supporting the US being involved in foreign affairs. World War 1 started in 194 and ended in 1918. After the First World War, isolationism became prevalent in American society. Another attitude that developed was nativism.
here's the website: www.answers.com/Q/What_attitudes_became_prevalent_in_America_after_World_War_
French for 'leave alone', laissez-faire is an economic theory that became popular in the 18th century. The driving idea behind laissez-faire as a theory was that the less the government is involved in free market capitalism<span>, the better off business will be, and then by extension society as a whole.</span>