The correct answer is the following: option D. Karl Marx is the creator of the quote "To save the Russian commune, a Russian revolution is needed."
Karl Marx was a German philosopher, economist, political thinker who became the main leader of the Socialist movement after writing "The Communist Manifesto" which was the pamphlet that settled the values in which the socialist movement was built upon.
The quote used in the question belongs to the set of documents named "Letters to Vera Zasulich" that consisted of a recollection of the exchange of letters between Marx and Zasulich between the months of February and March in 1881. The documents were first published in Russia in 1924.
