PART A: Which TWO of the following best identify the central ideas of this speech?

What is the relation between the hover dam and the gold rush

Awriter agreement is what ? a. contact b. investment c. solvency d. tariff

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