Three causes for the emergence of large cities in China during the early 20th Century were:
1. Stopping foreign trade
2. Raise of industries and commerce
3. Development of an intellectual class
This task was easier with others insight. They helped me finish the task most efficient way.
Economies in the eastern coastal lowlands based on large plantations
<span>Lord Cornwallis took over command of British forces in the Southern colonies in 1780 :) hope this helps </span>