How did the natural resources help Native Americans to survive?

Explanation:

The Native Americans used natural resources in every aspect of their lives. They used animal skins (deerskin) as clothing. Shelter was made from the material around them (saplings, leaves, small branches, animal fur). ... They used natural resources such as rock, twine, bark, and oyster shell to farm, hunt, and fish.

"social stratification refers to the way people are ranked and ordered in society. in western societies, stratification is primarily seen and understood as a result of socioeconomic status, which produces a hierarchy in which access to resources, and possession of them, increases from the lower to the upper strata"

what are the choices? the multiple choices?

i will answer in the comments after the choices have been said.