What is a push factor that might cause immigration? a. something that causes people to leave their country b. any legal restriction on immigration c. any hardship an immigrant faces in a new country d. something that draws people to a new country

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