What happens in a community’s economy? A. Services produce goods and store them for later use. B. Goods and services are produced and distributed. C. Hunters, gatherers, and farmers produce everything. D. Enough goods are produced for a small number of people to survive.

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:

it should be a. song dynasty’s civil service examination system created an administrative bureaucracy manned by the landed aristocracy.

it might be to see if the person answering knows what they are talking about other than just saying, "its b hope this ! : )" because they could say it then get the wrong answer because they only answered for the points.