Respuesta :
Answer:
D
Explanation:
The Russian Empire was experiencing famine during WWI and suffering a loss to the Japanese didn't help the population's morale.
In 1917 during World war, Russian Revolution took place.
The best explained fact by 1917 :
(D) Russia's army morale and home-front effort were collapsing because of the strains of total war.
World War during 1917
- In 1917 The Russian Revolution took place during the world war.
- The revolution remove Russia from the war.
- It converted Russian Empire into union of Soviet Socialist Republics (USSR).
Thus, the best explained fact is the option (D) Russia's army morale and home-front effort were collapsing because of the strains of total war.
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