Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
Carbon dioxide may be absorbed by trees or water bodies, or it may stay in the atmosphere when_____ , while it is only in the atmosphere that chloro fluoro carbons find their home.
A.by releasing emissions from cars
B.cars that release emissions
C.released from car emissions
D.emissions are released from car

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