Question

A theory of right and wrong that claims to have found the only true standard of ethics by reasoning it through is called:

Answer 1

In moral philosophy, deontological ethics or deontology (from Greek δέον, deon, "obligation, duty") is the normative ethical theory that the morality of an action should be based on whether that action itself is right or wrong under a series of rules, rather than based on the consequences of the action.