Answer:
They have a sparse population.
Step-by-step explanation:
Georgia includes five different geographic regions: the Appalachian Plateau, the Valley and Ridge, the Blue Ridge, the Piedmont, and the Coastal Plain.
The region depicted as number 4 is Piedmont, Georgia’s second-largest geographical region. Even though is the second largest in size, the Piedmont is home to most of Georgia's population. Most of Georgia's cities are in Piedmont, an area highly industrialized.