The fact that clear atmosphere is nearly transparent to incoming solar radiation but less transparent to outgoing radiation is the basic principle of which of the following?
A) Global warming
B) 3rd law of thermodynamics
C) Greenhouse effect
D) All of the above.

Explanation:

Such type of phenomena that is responsible for heating the surface of the earth and the atmosphere is called a greenhouse effect. This effect is caused by certain gases such as carbon dioxide, methane and some other. When radiations come from the sun to the earth and they return back to space, but greenhouse gases absorb the radiation and after some time it emits again in the atmosphere and thus atmosphere becomes warn and becomes less transparent.

all three options are correct