(A) ** Bolsheviks
(B) Patriots
(C) Triple Alliance
(D) Triple Entente
EXPLANATIONS BELOW
Concept note-1: -In sum, Lenin now held up the Russian Communist Party, the only party that had made a successful revolution, as the model for Communist parties in all countries.
Concept note-2: -Lenin was the leader of the radical socialist Bolshevik Party (later renamed the Communist Party), which seized power in the October phase of the Russian Revolution of 1917. After the revolution, Lenin headed the new Soviet government that formed in Russia. He became the leader of the USSR upon its founding in 1922.
Concept note-3: -Led by Bolshevik Party leader Vladimir Lenin, leftist revolutionaries launch a nearly bloodless coup d’État against Russia’s ineffectual Provisional Government.
Concept note-4: -On November 7, 1917, the Bolshevik party seized power in Russia’s capital, starting the communist October Revolution and leading to the founding of the Soviet Union.