What did presidents theodore roosevelt, calvin coolidge, harry s. truman have in common?
a) they are the only presidents to have been elected by winning the electoral vote but not the popular vote.
b) they all served as presidents during the great depression and world war ii years.
c) they all were vice presidents who were sworn into office as the president of the united states after the sitting president died or left office before the end of his term.
d)they were the only presidents to serve more than two consecutive terms in the white house

The correct answer is C.

All these presidents were sworn into office after the sitting president died.

Calvin Coolidge served as the 30th president of the United States from 1923 to 1929. He was the vice president and he succeeded to the presidency upon the sudden death of Warren G. Harding in 1923.

Harry S. Truman was the 33rd president of the United States from 1945 to 1953. He was serving as vice president and was made president upon the death of Franklin D. Roosevelt.

Theodore Roosevelt served as the 26th president of the United States. He was the vice president and he became president after the assassination of the former president, William McKinley.

c. pro-democracy demonstrations.