Need this asap What is one way that politics/society is the same today as in 1939? What is one way that politics/society is different today compared to 1939?

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