Answer: Utilitarianism are actions that are morally permissible if and only if they produce at least as much net happiness as any other available action. The right action is the one that results in maximum balance of happiness over suffering. According to the theory of Utilitarianism, any other action is morally wrong. It is a theory of what is right and wrong. It is an important theory because it helps us to make our lives better by enabling us to do good things that are morally and ethically right.