What does a window have to do with the 30
Years war?

answer: the 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:

b is correct

have a cool day

they became hereditary because there weren't many jobs for people in lower classes