Â Â Â The depletion of the ozone layer is caused by

1.	Â Â Â The depletion of the ozone layer is caused by
A.	Â Â Â Â Â carbon dioxide
B.	Â Â Â nitrous oxide
C.	Â Â Â Â methane
D.	chlorofluorocarbon
Answer» E.

Discussion