What factors most influenced the development of two different groups of native american in washington?

Answer

Languages

Economic activities

Explanation

The development of the distinct groups of Native American in  Washington was influenced by difference in language present in the tribes occupying this area.Languages grouped individuals with similar way of communicating to facilitate business and other activities.Economic activities for some of the native Americans in  Washington was primarily in games and gaming centers where most Indian natives played and operated businesses such as casinos.However, the other groups participated in fishing and sporting.

a. always outside of government control.