Which Statement Is FALSE About Australia's Indigenous Aborigines

Which statement is FALSE about Australia's indigenous Aborigines?

A) Indigenous people account for 2% of Australia's population.
B) Aborigines account for 30% of the Northern Territory's population.
C) Aboriginal populations have stayed the same in numbers, but have differed in geographic residence.
D) More than 70% of Aborigines live in cities.
E) Thirteen percent of Aborigines still speak a native language.