What did leaders of the public school movement work to establish?

After world war 1 immigration was based on

How were castas paintings used to stabilize a society?

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