Nongovernmental organization Amnesty International
US foreign policy after World War II
containment
approach to foreign policy
realism
a type of foreign policy
sanctions
international alliance
United Nations
Can someone please help me. Is there correct

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