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The burning of fossil fuels by cars and factories has most affected the ______________ cycle. A) carbon B) hydrogen C) nitrogen D) water
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5 votes
The burning of fossil fuels by cars and factories has most affected the ______________ cycle.

A) carbon
B) hydrogen
C) nitrogen
D) water

User AlexisBRENON
by
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2 Answers

3 votes
the answer would be A. Carbon
User AlbertM
by
7.2k points
0 votes
A.) Carbon cycle

Hope it helps.
User Alan Gutierrez
by
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