Answer:
Explanation:
While it is difficult to determine exactly how many Natives lived in North America before Columbus, estimates range from a low of 2.1 million to 7 million people to a high of 18 million.
Answer:
d landforms
Explanation:
this is because geography is the the study of the physical property of the earth therefore landforms. are also part of the physical property of the earth
En.m.wikipedia.org/wiki/Agriculture_in_the_prehistoric_Southwest
that should give you the whole thing
