Through how many degrees does the Earth rotate each hour?

30°
90°
60°
15°

15

Explanation:

the government closely monitored its finances to avoid another financial collapse.

he risk-return relationship. generally, the higher the potential return of an investment, the higher the risk. there is no guarantee that you will actually get a higher return by accepting more risk. diversification enables you to reduce the risk of your portfolio without sacrificing potential returns.

explanation: