Ameasure of people's overall wealth and quality of life and what increased during the 1950s for many americans is a. productivity. b. per capita income. c. standard of living. d. affluence.

Why did jefferson make the louisiana purchase?

Why caused john quincy adams to write the monroe doctrine?

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