Fat man and little boy lol
Answer:
Thanks but the answer is true...
After the unification of China in the beginning of the Qin Dynasty, China's First Emperor, Qin Shihuang, linked the walls of the three northern states (Qin, Zhao, and Yan).
The brain. Modern homo sapiens such as humans have much larger brain than the early homo sapiens due to the fact that food at the time was becoming scarce so the need for the homo sapiens to become smarter was a necessity. And because of this early homisapiens brains evolved to become much larger than what they were before
Hinduism is the oldest region i believe