Morality Has Been Described as Developing with Experience and Maturity

Morality has been described as developing with experience and maturity. Therefore, which of the following conclusions is appropriate?

A) We should expect that kindergartners would have less understanding of why an action is right or wrong than would a seventh-grader.
B) It is best to have children memorize rules, proverbs, and commandments at a very young age if we want them to develop into moral persons.
C) Giving explanations of why a behavior is right or wrong is unnecessary if our goal is the development of a moral person.
D) Teaching children the most acceptable response to a moral dilemma results in transfer to new problems.