This is a map depicting the geographic regions of georgia.
which of these describes a similarity between regions 1,2,3, and 5?
a) they have a sparse population.
b) they are relatively flat regions.
eliminate
c) they are mostly mountainous regions.
d) they are the oldest geologic regions.

They have a sparse population.

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.

the branch of biology that deals with the normal functions of living organisms and their parts.

the way in which a living organism or bodily part functions.