Ground water sapping and valley formation on mars
It is a false statement that the <span>Appalachians, the oldest North American mountains, are an example of upwarped mountains. The correct option among all the options that are given in the question is the second option. The Appalachians are examples of folded mountains. I hope the answer has helped you.</span>
Explanation:
It was developed in 1963 by John Friedmann. The core periphery model shows spatially how economic, political, and cultural authority is dispersed in core or dominant regions and the surrounding peripheral and semi-peripheral regions.