B. an increase in the overall temperature of the Earth
I say this because the polar ice caps on the poles are melting (which is why the polar bear is now endangered.) and are a result of global warming.
The Atlantic Coastal Plain.
Extends from New York down south into Florida, thus fitting the description provided above.
Hope this helps!
If you could please include the phrases, you could get a more defined answer.
A geographic information system is information that is:
Example: Importance of the spatial component of the GIS (localization of objects, and processes, spatial interactions between elements).
Answer: Letter Choice, (C), Organized Spatially.
Hope that helps!!!! : )