Which of these is not a system of ethics?

A) Humanism
B) Relativism
C) Divine Command Theory
D) Utilitarianism

Divine Command Theory

A meta-ethical theory which proposes that an action's status as morally good is equivalent to whether it is commanded by God.

Utilitarianism

An ethical theory suggesting that the best action is the one that maximizes utility, often defined in terms of the well-being of sentient entities.

Humanism

An outlook or system of thought attaching prime importance to human rather than divine or supernatural matters, emphasizing human dignity and potential.