Final answer:
The Clovis people arrived in North America between 12,000-11,000 BCE and were hunter-gatherers who relied on hunting and fishing for food.
Step-by-step explanation:
The archaeological evidence indicates that the Clovis people in North America arrived sometime between 12,000-11,000 BCE. They are considered to be the first people to inhabit the Americas. The Clovis culture was identified through archaeological sites, and they were hunter-gatherers who relied on hunting mammoths, mastodons, and other animals, as well as fishing and gathering food from the environment.