The Second Wave of Migrations Across the Pacific Islands Was

The second wave of migrations across the Pacific islands was different from the first in that

A) it fostered a culturally unified set of islands known as Polynesia
B) the people did not modify their livelihoods and social and political institutions to suit the resources of their island habitats
C) it took place in much smaller vessels
D) it was contained to the area of the Pacific around Samoa