One greenhouse gas contributes 14% to total global warming and another contributes 6%. These are respectively indentified as:

Options

A. `N_(2)O and CO_(2)`
B. `CFCs and N_(2)O`
C. `CH_(4) and CO_(2)`
D. `CH_(4) and CFCs`

Answer

B

Explanation

The relative contribution of various greenhouse hases to total global warming is as follows
`{:("Gas","Per cent"),(CO_(2),60%),(CH_(4),20%),(CFSs,14%),(N_(2)O,6%):}`