Which of the following Best explains why the Red army won the Russian Civil War?

The Red Army won the Russian Civil War primarily due to their strong leadership, organization, and motivation. Under the leadership of Vladimir Lenin and Leon Trotsky, the Red Army was able to unify various factions of the Bolsheviks and effectively coordinate military strategies. They also had a clear ideology and goal, which helped to keep their troops motivated and focused on winning the war. Additionally, the Red Army benefited from significant support from the urban working class and peasants, who provided manpower, resources, and morale. Overall, the Red Army's strong leadership, organization, motivation, and popular support were key factors in their victory in the Russian Civil War.