What Was the Main Purpose of the Native Title Bill

What was the main purpose of the Native Title Bill, which became law in Australia in 1993?

A) to establish an aboriginal state in the northeastern portion of Western Australia
B) to grant Australia's aboriginal population the state of Tasmania
C) to grant Australia's aboriginal population the right to establish gambling operations on their lands
D) to compensate Australia's aboriginal population for lands they had given up
E) to restrain the autonomy of Australia's aboriginal population