B.huge armies of Greek city states
Answer:
The rise of Communism in China is largely due to a man named Mao Zedong.
He was poorly educated as a child but highly intelligent. Zedong left home and had become a member of the Nationalist Army as the Revolution began around 1911. He was soon introduced to and became powerfully influenced by the philosophies of Marxism.
Assembly line I believe is the right answer hope it helps!
De facto segregation is the separation of tte people that occur by fact rather than by legal imposed requirement