Question

The Paleolithic era began at a time when ?

Answer 1

Answer:

See below

Explanation:

When people traveled and followed animals, never permanently settling down and growing crops.  

Answer 2

Answer:

when

Explanation:

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.