Answer :
Final answer:
Functional regions, or nodal regions, are areas defined by central nodes connecting other places in the region through specific activities.
Explanation:
Functional regions, also known as nodal regions, are areas defined by a central node to which other places in the region are connected by some activity. A functional region can be seen in cities where the central area serves as the focal point for the rest of the metropolitan area. For example, a Wi-Fi hotspot or the delivery area of a local pizza restaurant can be considered a functional region centered around a core node.
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