The diagram below provides details about U. S. domestic policies in the 1920s. Which phrase best completes the diagram?
A. Led to a wave of strikes across the country
B. Stimulated a period of Progressive reforms
C. Spurred a period of economic growth and prosperity
D. Helped to bring about the Second Industrial Revolution

C. Spurred a period of economic growth and prosperity

Explanation:

The businesses were happy in the 1920s and this made them produce more and drive the economy forward thereby leading to prosperity unlike anything ever seen before.

They were happy because the government was pro-business which meant that they interfered little in the affairs of businesses such that businesses were free to chase profits how they liked. Higher tariffs on foreign goods meant that domestic producers could sell at higher prices and make a profit.