The correct answer is:
A. A group of related parts that work together to achieve a desired result.
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The heat generated by this absorption is emitted as longwave infrared radiation, some of which radiates out into space. The solar radiation (the energy) that passes through earth's atmosphere is either reflected off snow, ice, or other surfaces by the earth's surfaces
I believe it was just called "the rule of law"
The EPA is an independent agency formed for environmental protection. Hence the statement The Clean Air Act would be a reason for the Environmental Protection Agency (EPA) to regulate car emissions is true.
Car emissions are very harmful for all the living organisms in an environment.
