Why Does Liu Discuss the Argument That Accepting Moral Constraints

Multiple Choice

Why does Liu discuss the argument that accepting moral constraints arising from equal moral recognition respect entails accepting certain moral constraints on appraisal and appreciation respects?

A) Liu discusses this argument to support the claim that simple lookism is morally similar from racial looksism.
B) Liu uses this argument to respond to the objection that personal preferences are outside of one's control and therefore not subject to moral appraisal.
C) Liu uses this argument to respond to the objection that not giving appraisal and appreciation respects where appropriate isn't morally wrong because they are a matter of one's personal affairs.
D) Liu is reporting that Darwall uses this argument to argue that equal moral recognition respect is at the foundation of appraisal and appreciation respect.