According to Aristotle, what are the characteristics of happiness?

According to Aristotle, what are the characteristics of happiness? How does he arrive at his definition of happiness? Is happiness, to him, attainable without some measure of prosperity? If you could ask Hume, Mill OR Singer one question relating to ethics, what would it be? Elaborate. Our readings this semester said that something illegal is not necessarily morally wrong. Give some examples to prove this (but do not use the subjects of suicide or euthanasia). Are ethical standards necessary in advertising? Is truth important there? Pick two philosophers that we studied and discuss how they would view gun control in the US today.