I'd say the answer is D. Hope this helps :)
Hello there!
The only one i can see caused primarily by human activities would be A. Air Pollution.
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Good Luck :)
Answer:
A
Explanation:
international relations, foreign Ploricy
Objectives behaviors, and dimensions) in German.
100% China. You're welcome ;)
I think the answer is <span>C. trial-and-error learning</span>
