The Appalachian Mountains are older than the Rocky Mountains and therefore have had more time to weather and get worn down. The Rocky Mountains are still considered to be relatively young and haven't weathered as much.
It is sometime referred to as the Australian shield hope i helped
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Ray. It has an endpoint and the other goes on forever in a line
D.) high level of urbanization
This is because urbanization is a key element.
Hope this helps!! :)
Most people of West and Central Africa make a living
in West or Central Africa.
