Which of the Following Is an Example of Antiracist Appropriation

Which of the following is an example of antiracist appropriation?

A) white recording company executives who profit from producing mainstream hip-hop
B) musicians who are influenced by the blues yet water down the political messages found in original blues music
C) American retailers' sale of the kaffiyeh,a scarf symbolizing Palestinian nationalism
D) a white novelist who researches the lives and experiences of an indigenous tribe in order to portray tribal members in their full humanity