Question

Which of the following conditions characterizes atmosphere lll

Answer 1

nitrogen-rich and oxygen poor is the correct answer

Answer 2

I believe that this question has the following choices:

 

>  hydrogen- and helium-rich 
>  water vapor- and carbon dioxide-rich 
>  nitrogen- and oxygen-rich 
>  nitrogen-rich and oxygen-poor 

 

The correct answer among the choices is that atmosphere III is:

> nitrogen- and oxygen-rich