Final answer:
The Blue Ridge Mountains are part of the Appalachian Mountains in the eastern United States, well-known for the scenic Blue Ridge Parkway. The correct option is B.
Step-by-step explanation:
The mountain chain in the eastern United States that forms part of the Appalachian Mountains and is known for a scenic highway connecting two National Parks is the Blue Ridge Mountains.
This mountain range is part of the Appalachian system, often celebrated for its beautiful landscapes and biodiverse ecosystems.
One of the most renowned scenic drives associated with the Blue Ridge Mountains is the Blue Ridge Parkway, which stretches from Shenandoah National Park in Virginia to Great Smoky Mountains National Park in North Carolina.The correct option is B.