Final answer:
An ethical business should be managed for several reasons, including promoting fairness and integrity, attracting customers, and fostering positive relationships.
Step-by-step explanation:
An ethical business should be managed for several reasons. Firstly, managing a business ethically is the right thing to do (option A). It promotes fairness, honesty, and integrity in business practices. Secondly, ethical management can help attract new customers and retain existing ones (option C). Consumers are increasingly conscious of ethical business practices and are more likely to support companies that align with their values. Thirdly, managing ethically can please customers, employees, and society at large (option D). It fosters positive relationships, trust, and goodwill.