It would help to attach a picture or explain the question better. How else are we supposed to know the places the question is talking about?
It's about the study of the earth. Like mapping, or just looking at different biomes or landscapes.
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
and it will be able to help you in your endeavor, and if you would like, feel
free to ask another question.