In which of washington’s eight regions is farming a major part of the economy?

The Okanogan Region and Yakima region are Washington's agricultural center. The majority of the crops are taken from the former Native American settlements. Washington is one of the world's major agricultural centers. The state earns more than 5 million US dollars per year and continues to grow annually.

Argon, carbon-14, and carbon-12

Your answer is d. silli hope this ! : ) i left an explanation down below if you need it: a sill forms when hot magma squeezes between layers of rock to form a hardened sheet of rock. a sill is basically a tabular sheet intrusion between old layers of sedimentary rock, volcanic beds, or in the direction of foliation inherent in metamorphic rock. the word sill means a concordant intrusive sheet.