Who was the leader that introduced communism and central planning to the former soviet union? vladimir lenin friedrich engels karl marx joseph stalin?

The correct answer here would be Vladimir Lenin, leader of the Bolshevik Revolution that brought communism to power in Russia and established the Soviet Union.  Lenin's "New Economic Policy" serves as an example of central planning to bring everything under the central government's control.

Karl Marx and Friedrich Engels were the philosophical founders of communist ideas back in the 19th century.

Josef Stalin was the totalitarian leader that took over the communist leadership in the USSR after Lenin's death.

Can you put the letters