The Paleolithic period is the period from

In the Paleolithic period (roughly 2.5 million years ago to 10,000 B.C.), early humans lived in caves or simple huts or tepees and were hunters and gatherers. They used basic stone and bone tools, as well as crude stone axes, for hunting birds and wild animals.

Explanation:

i believe their role is to instruct certain sections on when they are to join and when they are to stop