Why was the Cumberland Road an important achievement of the American System?

This is what i think it is-

Explanation:

connected the Potomac and Ohio Rivers created a transportation link between the coast and the interior improved trade routes

increased the amount of goods traded between the interior and the coast.

the answers are excess supply, and fall

hope this

consider an orange peel: if you want to try and lay it flat, you have to stretch it, we know exactly how things are being stretched or squashed at any given point. we have many different map projections because each has different patterns of some projections can even preserve certain features of the earth without