How were early New Guineans different from Australia’s first people?

A.
They were among the first people to discover farming.

B.
They lived by hunting, fishing, and gathering.

C.
They were divided into hundreds of distinct ethnic groups.

D.
They migrated to the Pacific region from another part of the world.

C. They were divided into hundreds of distinct ethnic groups. Australia's first people, the Aboriginal Australians, were also divided into distinct groups but did not have as much genetic and cultural diversity as the early New Guineans. Additionally, they were primarily hunters and gatherers rather than practicing agriculture. There is no evidence that either group migrated from another part of the world.