Answer:
Nomadic hunter-gatherers created small groups.
Step-by-step explanation:
The clan is a term used to describe a group of people often related or unified along with kinship and descent, they tend to have tremendous familial relationships among themselves.
Given the above definition, for clans to become organized, in the ancient or early times of human history, where there were no known villages or boundaries. The "Nomadic hunter-gatherers created small groups."
This helped them to have leaders and followers in their midst.