According to Vladimir I

According to Vladimir I. Lenin, the vanguard party should

A) serve as a tutor and guide for the masses, who don't understand their true interests.
B) be led by one all-powerful, authoritative leader.
C) encourage discussion and debate to continue after a decision has been made.
D) maintain revolutionary unity by not allowing free discussion within the party.
E) be composed entirely of members of the working class.