Respuesta :
"b. They keep herds of animals" and "c. Their food supply is more reliable than that of farmers" would be be accurate descriptions, since hunter-gatherers need to move around because they have not domesticated plants or animals.
Answer:
Dramatic changes occurred in the way people lived.
Humans began to control their physical environment for the first time.
Explanation:
The answers are what i wrote on topi know it is right because i had a test from k12 and i got it right you're welcome bye