Answer: Pastoral nomads
Explanation: Pastoral nomads are producers of food, and the size of their tribal or ethnic units increases accordingly. These groups raise livestock, and they move about within their established territory to find good pastures for their animals.
Hi there! Another Brainly user asked this same question, I will link their post below so you can take a peek at the answer. Good luck on your work! :)
brainly.com/question/1177194
Copy and paste into your browser's search bar, enjoy!
More hydrothermal resources exist in the Western regions of the United States because lack of groundwater and extended drought has reduced the number of vents.