Because they were better (still editing)
D is the answer I believe
Groups have an influence on what is acceptable and what is not during CONVENTIONAL <span>stage of ethical decision making
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in the CONVENTIONAL stage of ethical decision making, the group started to develop a sense of morality in order to fulfill society's expetation toward them. This lead to a development of moral guideline that determine what actions are wrong and what actions are acceptable.
They used palm leaves, clay, animal skin and paprus.