The general atmospheric composition of gases in the decreasing order is $\_\_\_\_$.
- $\mathrm{N}_{2}>\mathrm{O}_{2}>\mathrm{CO}>\mathrm{CO}_{2}>\mathrm{NH}_{3}$
- $\mathrm{N}_{2}>\mathrm{O}_{2}>\mathrm{CO}_{2}>\mathrm{CO}>\mathrm{NH}_{3}$
- $\mathrm{N}_{2}>\mathrm{CO}_{2}>\mathrm{O}_{2}>\mathrm{NH}_{3}>\mathrm{CO}$
- $\mathrm{N}_{2}>\mathrm{CO}_{2}>\mathrm{NH}_{3}>\mathrm{CO}>\mathrm{O}_{2}$