The densest layer of the atmosphere of venus, earth and mars in the?

A.)Magnetosphere


B.)Thermosphere


C.)Exosphere


D.)TroposphereThe densest layer of the atmosphere of venus, earth and mars in the?
D.)Troposphere





It is the lowest portion, about 11 miles thick, and contains about 75% of the entire atmosphere.





edit whomever is giving thumbs down is either a moron or a---hole.The densest layer of the atmosphere of venus, earth and mars in the?
D. Troposphere
C.