The Principle Arthur Calls "The Greater Moral Evil Rule" Says

The principle Arthur calls "the greater moral evil rule" says that

A) people are entitled to keep their earnings only if there is no way for them to prevent a greater evil by giving them away.
B) being rich is a great moral evil, and as such we should all strive to live on a moderate income.
C) two moral evils do not make a moral good.
D) morality itself is a great evil.