Answer:
Explanation:
Humans are responsive to their surrounding environments. Some adaptation to the environment are genetic, whereas others occur within the individuals lifetime and either have a genetic basis and are irreversible or have a genetic basis and are reversible.
Answer: population growth
Explanation:
The Neolithic Revolution, also known as the Agricultural Revolution, was a period of human evolution that began around 10,000 B.C. During this time, humans started for the very first time to establish permanent settlements where they could cultivate plants and breed animals for food, in opposition to the previous nomadic communities of hunter-gatherers. Only in this new period, population growth was possible, and eventually, it led to the development of cities.
It suggest that the U.S wanted to expand their land and control the continents. With the Louisiana Purchase they were able to do this
