What Is a Current Source of Conflict Between Indigenous Peoples

What is a current source of conflict between indigenous peoples and environmentalists?

A) They disagree about the use of violence in environmental protests.
B) They may have different priorities,with indigenous peoples valuing sovereignty over practices valued by environmentalists.
C) They clash over whether or not the media should cover indigenous religious ceremonies.
D) Indigenous peoples are naturally aligned with environmentalists,resulting in no significant conflicts at this time.