(Diary of an American Boy) 10 points each/10 questions Why was the axe considered the most important tool?

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:

the answers are a b and d

the american civil war was not caused   by slavery but by economic factors.