Which of the Following Statements Is Correct

Which of the following statements is correct?

A) Indigenous Australians now have approximately the same rates of educational attainment as non-Indigenous Australians
B) The educational attainment rates of Indigenous Australians is in decline
C) There has been no improvement in the Year 12 education rates among Indigenous Australians over the last three decades
D) Retention rates for Indigenous Australians from Year 7/8 to Year 12 have improved significantly in the decade 2006 to 2016