Answer:
D. Predator-prey!
Hope This Helps! And that I wasn't too late!
Answer:
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.
Explanation:
Yes it is it usually
entirely
A .<span>Decomposition is a chemical change because the organism is broken down into new substances.</span>