francisstallings02 francisstallings02

24-02-2017
Biology

contestada

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

Respuesta :

Аноним Аноним

24-02-2017

A.) Carbon cycle

Hope it helps.

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jshsjsjsjsj jshsjsjsjsj

24-02-2017

the answer would be A. Carbon

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