Which region is characterized by red clay and gently sloping hills and is the most highly populated region in Georgia, containing most of the state’s major cities, including Atlanta?

A.
Ridge and Valley
B.
Coastal Plain
C.
Blue Ridge
D.
Piedmont

D. Piedmont

Which region is home to Georgia’s only known source for coal?

A.
Appalachian Plateau
B.
Piedmont
C.
Ridge and Valley
D.
Blue ridge

A. Appalachian Plateau

The region characterized by red clay and gently sloping hills and is the most highly populated region in Georgia is the Piedmont. Therefore, the correct answer is D. Piedmont.

The correct answer is D. Piedmont.

To arrive at this answer, we need to have some knowledge about the geography of Georgia or be able to use research skills to find the answer.

First, let's break down the question and look at the clues provided:

1. The region is characterized by red clay and gently sloping hills.
2. It is the most highly populated region in Georgia.
3. It contains most of the state's major cities, including Atlanta.

Now let's analyze each option:

A. Ridge and Valley: This region is characterized by elongated ridges and valleys. It does not match the description given in the question.

B. Coastal Plain: This region is characterized by low-lying flatlands and a coastal area. It also does not match the description given in the question.

C. Blue Ridge: This region is characterized by mountains and higher elevations. It does not match the description given in the question.

D. Piedmont: The Piedmont region is characterized by red clay and gently sloping hills, which matches the description given in the question. It is also the most highly populated region in Georgia and contains most of the state's major cities, including Atlanta. Therefore, this is the most likely correct answer.

To confirm the answer, you can also use external sources like maps, atlases, or conducting a quick internet search to verify the information provided.