Which of the following is an example of an expressed power?
a. establishing an air force
b. conducting elections
c. granting professional licenses
d. creating the post offices

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