The Mongols gained power because they had a strong army. ... They consolidated power by winning over the Chinese by ruling in a traditional Chinese style and building dams and the Grand Canal. Kublai Khan built these water projects.
Life was hard because many southern cities lay in ruins and there where
no jobs around leaving Africans Americans homeless and penniless. Hope this helps
I have this problem in my binder I might be able to help you so which is the powerful and I might now know the answer and it would be robber barons
So the answer to this question is B