How did physical and human characteristics ancient china grow?

The original Great Wall was started by the Qin Dynasty and following dynasties continued to work on it. Later the Ming Dynasty rebuilt the wall. Much of the Great Wall that we know today was built by the Ming Dynasty. The wall was built by peasants, slaves, criminals, and other people that the emperor decided to punish. Soldiers were involved in building the wall and in managing the workers as well. It is estimated that millions of people worked on the wall over the course of over 1000 years. Some scientists think that up to 1 million people died while building the wall. People building the wall were not treated very well. Many people were just buried under the wall when they died.

Explanation:

answer; ///i believe that the correct answer is (a) the great depression

straight down to hell mate