Answer:
The study of ancient humans had changed over time as humans develop higher technology and more knowledge over time.
Explanation:
For example, Anthropogeny was discovered in the 1800s, and then people started learning new things and technology developed more.
Hopefully, this helps! :D
Pretty sure its either a or b
Conflict start because of where the settlers chose to place their settlement.
There was fertile land in the area known as the willamente river valley