Which of the following is true about Mussolini's rise to power?
A: It was aided by loosely controlled paramilitary squads called the "blackshirts."
B:He was able to force the King to abdicate
C: He was first democratically elected to the Chamber of Deputies (lower house of the Italian parliament) in 1921.
D: The King appointed him Prime Minister in 1922.
E: It was inspired by Adolf Hitler's rise to power in Germany.