Answer:
B. Coolidge refuses to run for president
D. Hoover is elected president
Step-by-step explanation:
B. Coolidge refuses to run for president
In 1928, Coolidge releases a statement stating that he will not be running for the second term as the President of the United States. He explained his decision by saying the presidential office is taking a heavy toll from those who inhabit it and those who love it. Although we should not refuse to spend and be invested in our country's government, it is dangerous to try and accomplish what we believe is beyond our power.
D. Hoover is elected president
In 1928, Hoover becomes the 36th President of the United States. He was in office during the great depression that occurs in 1930.