Answer:
C
B
A
Explanation:
Agriculture first became common practice ~10,000 years ago.
People started to domesticate plants and animals a short time after.
The earliest settlements were roughly around the same time as Agriculture, sometimes even before?
Wording is confusing.
because they used them for jobs and relied on them to operate
Soldiers and/or warriors..
Its biggest impacts were geological, political, and economic. Best of luck!