I think it is A because they can just destroy it but D is finding something natural to kill it off but it is GM so it wouldn't help so A
Answer:
smog
Explanation:
Photochemical smog is a mixture of pollutants that are formed when nitrogen oxides and volatile organic compounds (VOCs) react to sunlight, creating a brown haze above cities.
Answer: Oxygen Isotopes!
Explanation: I just took the quiz and I got it correct!
Hello!
The answer to this would be true.
Have a ncie day