answer
the correct option is b. They had the support of kinship groups.
reason:
native american societies were often organized around kinship groups, which provided a social network for support and assistance. this support was crucial for survival in an ever-changing environment, where people needed to be able to adapt quickly to changing conditions. kinship groups also provided a sense of community and identity, which helped to strengthen cultural traditions and allowed for the transmission of knowledge and skills from one generation to the next.