Answer:
A. The Asthenosphere is solid rock able to flow because of it's plasticity.
D. The Mesosphere is solid rock that remains rigid.
Answer:
The Great Smoky Mountains are a mountain range rising along the Tennessee–North Carolina border in the southeastern United States. They are a subrange of the Appalachian Mountains, and form part of the Blue Ridge Physiographic Province.
It would be the Civil War
South America, which is the home of the Andes mountain range.