I'm pretty sure some they are People adapt to their environment, changes to the earths enviroment can be benificial, Changes to the earth environment can be harmful, people change their environment, I'm sorry if I'm wrong on some of these. I hope this helps also :)
Czech Republic and Slovakia
Much of Canada’s international has been based on Becoming a middle power
Recent research now suggests, however, that most likely the Americas was settled by several colonists who came at different times, perhaps by different routes, and had different physiques and genetic markers, which continue to be discovered and debated.
Answer: Option E
<u>Explanation:</u>
Although the first settlers of the Americas were considered to be Clovis people recent researches direct that several colonists who arrived at different times probably via different roots with variations in their physical and genetic characteristics have initiated the settlement of Americas.
The 1950's hypothesis referred from the “Clovis first theory” which explains the earliest existence of humans in the Americas from Clovis culture. Paleolithic hunter-gatherers escaped from the North Asian region and entered North America; nearly 10,000 years ago the people of the Americas were named Paleo-Indians.