Answer:
centuries of oppression of the lower classes by the tsarist regime and Nicholas failures in world war one
The daily life of people living on the frontier was filled with hard work and difficulties. Once a farmer cleared the land, built a cabin and a barn, and planted his crops, he still had a lot of chores that needed to be done each day.
They felt surrounded, they couldn't do anything....
Answer:
i believe it's b. but i could be wrong :p