How did early peoples settle Africa?

Early people were hunters, gatherers, and Herders but as soon as they developed Agriculture they started to settle down in West Africa or near Nile river valley.

Explanation:

The nomadic lifestyle, Earliest people are wandering hunter-gatherers, Herders herd animals to find water and feed pastures.

After that the phase has come in which people started settling, Agriculture was probably was developed by the six thousand  B.C.

As the Sahara dehydrated the early settlers and farmers moved to west Africa or near the Nile river valley.

Agriculture allowed early permanent settlements of Africa and clans to develop.

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disequilibrium means that either supply is greater than the demand for an available good, or that the demand for a product outstrips the available supply. it implies that the price for a is either too low creating large demand, or too high creating a large surplus of supply.