How does the eastern-most section of the Great Wall as it is seen today differ from the wall as seen in 200 B. C.?

When the novel made its first appearance in the 1700s, why did it appeal to people of all classes? people could identify with the stories of everyday life. people were entertained by reading about the lives of nobles. people preferred stories that were thoughtful, not full of action. people were excited to read about great historical figures.