The native peoples who lived in the Columbian Plateau region relied heavily on rain and cultivating corn

fished in the waters of the Atlantic Ocean

relied heavily on water and fish of the Columbia River

fished in the waters of the Pacific Ocean

Explanation: Four of these tribes are the Yakama Umatilla, Warm Springs, and Nez Perce. These tribes are known as "Plateau Tribes" because their home is called the Columbia Plateau. The Plateau Indians are still here today. Many live in special areas called reservations that were set aside for them in the 1800s.

C. relied heavily on water and fish of the Columbia River.

what are the choices?

“the iliad” (gr: “iliás”) is an epic poem by the ancient greek poet homer, which recounts some of the significant events of the final weeks of the trojan war and the greek siege of the city of troy (which was also known as ilion, ilios or ilium in ancient times).