PLS answer il give brainliest

A

Explanation:

I was wrong. The answer is A.

Biotic and nonliving.

Explanation:

A dying tree is considered biotic because it was once living. It would considered nonliving because now the tree is dead, and no longer produces oxygen.

hope this helps!

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.

try using substitution:

x + y - 6 = x - y. (i'm not giving you the exact answer). since 0 = x - y, then sub 0 in the equation with x - y. combine your like terms, and then use inverse operations, and you'll have your answer.

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