What declared the missouri compromise unconstitutional? a. the kansas-nebraska act b. the fugitive slave act c. the dred scott supreme court decision d. popular sovereignty

How were the okanogan highlands formed? a. by subduction, which caused huge folds in earths surface b. as a result of retreating glaciers carving great valleys into the earth c. when molten rock from under the earth approached the surface d. when the collision of volcanic island chains and ocean rocks formed new earth