What Has Been Demonstrated by Research on Young Children's Ability

What has been demonstrated by research on young children's ability to appreciate the importance of intentionality in morality?

A) Consistent with Piaget's theory, young children are unable to consider intentionality in their moral reasoning.
B) In contrast to Piaget's theory, young children are able to consider intentionality in their moral reasoning when the consequences of the behaviour are made more salient.
C) In contrast to Piaget's theory, young children are able to consider intentionality in their moral reasoning when the motives behind the behaviour are made more salient.
D) In contrast to Piaget's theory, young children are nearly as capable of considering intentionality in their moral reasoning as are older children.