I believe it is b i’m not a 100% sure
Answer:
While these mounds take many forms and served different purposes, with each in a sense telling its own story, all were built entirely by hand, usually by piling up earth one basket-full at a time. Some served as burial mounds for the honored dead, while other flat-topped mounds were parts of large cities or towns and held temples or ceremonial buildings, and still others were built in the shape of giant animals.
The increase of trade and transportation of animals or people.
Women are equal and just as strong as men