Which of the Following Is an Example of How Ethics

Which of the following is an example of how ethics shapes business laws?

A) Contract laws require parties to live up to promises because keeping promises is part of our ethical inclination to encourage trust.
B) Bribery is legal for U.S. companies doing business in foreign countries because respecting foreign cultures is part of our community ethics.
C) Business law requires companies to put profits above all else, because protecting the rights of shareholders is the ethically proper course of action.
D) Contract laws require parties to obey even unenforceable agreements because of our ethical belief that every promise must be kept at all times.
E) Bribery is legal for U.S. companies doing business in foreign countries because foreign businesses can pay bribes and our ethical inclination is to level the playing field for American businesses.