Question

one reason why earliest people led a nomadic life

Answer 1

Because they were food gatherers rather than food producers.
They killed animals and roamed here and there in search of food.
Since, Food is a basic need of living.
So one reason is that they were food gatherers.

Answer 2

Explanation:

Because they were food gatherers rather than food producers.

They killed animals and roamed here and there in search of food.

Since, Food is a basic need of living.

So one reason is that they were food gatherers.