Which of the Following Is One of the Principles of Democracy

Which of the following is one of the principles of democracy?

A) The government can denounce the right of individuals to organize political parties whose members compete for public office.
B) The state controls people's public and private lives.
C) Secret police and the military can intimidate people into conformity and punish dissenters.
D) The government has total control over religious and educational institutions.
E) Suffrage is universal and elections are frequent, free, fair, and secret.