{ 1 } - is not a "natural law" ethics.
{ 2 } - makes law rather than nature the ultimate basis of morality.
{ 3 } - is based on the law of God.
{ 4 } - is based on human nature and its needs.
{ 5 } - is arbitrary.

See p. 156. "Arbitrary" comes from the word for will. It is deontological ethics that is arbitrary because it is based on the will of the lawmaker rather than the nature or reality of things.