'Lakshmana is a morally good person because he is ______.' Which completion best reflects the ground of moral goodness?

Lakshmana is morally good because he is rational, since reason is the ground of moral goodness.

Moral goodness flows from the capacity to reason about right and wrong and to act on it.

Rationality lets a person weigh duties and choose the good deliberately.

Wealth, religion or education are outward circumstances, not the source of moral worth.

The rational nature that guides right choice best grounds moral goodness.