The Plateau Indians lived throughout the , which stretches across eastern Washington.

The introduction of the
in the 1700s allowed Plateau Indians to hunt larger game, changing Plateau society.

During the warmer months, Plateau Indians lived in
, which could be relocated easily.

ok so for the first one the anwser can be Columbia Plateau or Cascade Range or Puget Sound area.

For the second one the answer can be: bow and arrow or Clovis Point or Horse

for the third one the answer can be: pit houses or teepees or longhouses

PLEASE HELP ME