Like the aborigines, the people of new
a. were farmers.
b. were divided into hundreds of ethnic groups.
c. used long distance navigation skills.
d. spoke one language.

(B) were divided into hundreds of ethnic groups.

Explanation:

The Aborigines are a group of Indigenous people inhabiting the Australian mainlands prior to its colonization by the British. They share similar genetic markers with the indigenous population of Papua New Guinea. The two groups, however, are distinct in their own ways, despite the similarity in physical features and cultural practices. One thing that the Aborigines and the Papuans have in common is that they both have many ethnic groups, each distinct in how they behave and function in the world.

the answer is either c or d i think its d