What was the significant difference between the plateau and coastal tribes that was caused by geography? Answer choices. Plateau tribes had larger canoes, coastal tribes lived in a harsher winter environment, coastal tribes hunted more seafood, plateau tribes had more spiritual ceremonies

Coastal tribes hunted more seafood.

did the coastal tribe live on the eastern side of washington?

Yes, many coastal tribes in the state of Washington did indeed live on the western side of the state, near the Pacific Coast.