Human activities exacerbate the natural greenhouse effect.
<span>The </span>greenhouse effect<span> <span>is the
process by which radiation from a planet's atmosphere warms the planet's
surface to a temperature above what it would be without its atmosphere. If a
planet's atmosphere contains radiatively active </span></span>gases<span> <span>(i.e., </span></span>greenhouse gases) the atmosphere will radiate energy in all directions.
The correct answer between all the choices given is the
first choice or letter A. I am hoping that this answer has satisfied your query
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