In the South Pacific, Members of Societies with Ambilineal Descent

In the South Pacific, members of societies with ambilineal descent groups __________.

A) had to choose only one group to be associated with during his or her lifetime
B) received advantages of only one descent group, but still owed responsibilities to both descent groups
C) could shift membership in their mother's or father's descent group depending on short-term advantage
D) had flexibility in who they chose to align, but were forced to choose an affiliation for their offspring