11.1. War Communism ​

War Communism was the name given to the economic system that existed in Russia from 1918 to 1921. War Communism was introduced by Lenin to combat the economic problems brought on by the civil war in Russia. It was a combination of emergency measures and socialist dogma.

the  seven  days  battles  were  a series of seven battles over seven  days from june 25 to july 1, 1862, near richmond, virginia,  during  the american civil war. the  seven  days ended with mcclellan's army in relative safety next to the james river, having suffered almost 16,000 casualtiesduring  the retreat.

the correct answer is b.