Question

The most prominent gases in the atmosphere in terms of volume are:
(a) Nitrogen and Methane
(b) Nitrogen and Oxygen
(c) Oxygen and CO2
(d) Hydrogen and Nitrogen

Answer 1

Hieee mate.....

I think the answer is : O2and Co2...i.e., Oxygen and carbondioxide..

Hope it helps..

Answer 2

Nitrogen And Oxygen

is the answer