Please help it’s timed and i don’t have that much time left

I'm thinking D because b and c are saying the same thing basically and A is accurate but it doesn't go to well with the question good luck

the national environmental policy act (nepa) is a united states environmental law that promotes the enhancement of the environment and established the president's council on environmental quality (ceq). the law was enacted on january 1, 1970. to date, more than 100 nations around the world have enacted national environmental policies modeled after nepa.

d we did this already