The hot and humid climate
Shang Cities
During the Shang Dynasty, there were several large settlements, including Zhengzhou and Anyang, though these are not believed to be as densely urban as Mesopotamian settlements during the same time. Anyang became the capitol around 1300 B.C. under King Pan Geng and at the time was called Yin.
Pretty sure C) the Rio Grande.
Answer:
The answer is C I'm just typing randomly so it can go through but the answer is C
The answer would be A I think