B. Russia backed out of the war.
The Treaty of Brest-Litovsky signified Russia's exit from the War. In November of 1917 Russia was having its own problems. During this time the Russian government was being overthrown and a communist regime being implemented by Lenin.
The correct answer is D) Iraq wanted the unstable Iranian government to fall
Coal, I think that's right it seems to be the only one that makes sense
Answer:
To defeat allies before reinforcements arrived
