In economics, all of the following are included among the three main uses of money except:
a. store of value
b. weight of gold
c. unit of account
d. medium of exchange

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