Utilitarianism theory theorizes that actions are morally right if the action is for the overall good (Boylan, 2009 ). Morals teach us to always put others before ourselves, Ethics says that we each hold responsibility for our own actions. This theory would have to become ethically coordinated to work, because it takes people interacting for it to work meaning there would require social contract. Deontological ethics is a moral theory that says a persons actions or duty comes from principle. It asserts the existence of moral facts and so is a moral realist theory” (Boylan, 2009).
All three of these theories are a like because they challenge a persons ethics and morals, also because they all need ethics and morals to support their theories. Their difference is virtue is based both morally and ethics, utilitarianism is morally based, and