If One Accepts the Tenets of the School of Ethical

If one accepts the tenets of the school of ethical relativism, then which of the following is NOT true?

A) There are multiple sets of ethical standards rather than a single universal set.
B) At least some ethical standards are governed by local norms, religious doctrines, and social customs rather than by absolute standards of right and wrong.
C) What constitutes ethical or unethical behavior on the part of businesses must in some cases be judged in the light of local customs and social mores.
D) It is inappropriate to hold businesses accountable for observing a universal set of ethical standards.
E) Ethical standards for businesses are established on the basis of conceptions of right and wrong that apply to all businesses.