Toward the end of his presidency, Herbert Hoover was known as holding steadfast to his philosophy of keeping "American individualism." His policies left the American public extremely dissatisfied with his leadership, leaving most photographs of him appearing grim-faced and downtrodden. Public opinion turned against him and his successor was elected in a landslide victory. Who was elected after Hoover?

a. Calvin Coolidge
b. Harry S. Truman
c. Franklin D. Roosevelt
d. Warren G. Harding