Which of the Following Did Calvin Coolidge Do as President

Which of the following did Calvin Coolidge do as president?

A) He continued to promote Harding's progressive views on civil rights as well as many other progressive views in general.
B) He faced the Great Crash of 1929 and the early crisis of the Great Depression, establishing a vigorous program meant to repair the economy.
C) He vetoed many bills from Congress and sought to reduce both federal spending and regulation of business and industry.
D) He promised Americans a "return to normalcy" and greatly strengthened the Democratic party by unifying its warring factions.
E) He increased the federal government's role in regulating business and industry while adjusting income taxes to tax the wealthy more than the poor.