Based on Most of the Existing Research, Which Assertion Is

Based on most of the existing research, which assertion is a true statement about the effect of cultural values on moral reasoning and prosocial moral reasoning?

A) The stages of moral reasoning and prosocial moral reasoning are universal, and individuals in all cultures progress through the stages at similar rates and eventually mature to the same level.
B) Individuals in different cultures progress through the stages of moral reasoning and prosocial moral reasoning at different rates, but individuals in all cultures eventually mature to the same level.
C) The pattern of changes in moral reasoning and prosocial moral reasoning in childhood appear to be similar across a variety of cultures, but individuals in all cultures do not always reach the same level.
D) Moral reasoning and prosocial moral reasoning vary to a great extent across cultures, including the pattern of developmental changes in early childhood.