The invention of the zero made mathematics (4 points) easier to spell easier to write hard to add hard to write

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:

i see, would you mind putting it as one?

vote for officials is the right answer