13 How did geographic features like the Ohio and Tennessee Rivers, the Cumberland Gap, and the Wilderness Road contribute to the exploration and settling of new areas in Tennessee and other states? A) They provided natural barriers from the threat of European invasion.
B) They provided more than one path, so that none of the paths were too crowded.
C)They helped settlers get past the Appalachian Mountains, which were a barrier D) They provided easy ways to travel, where weather, wild animals, and other dangers were not as bad as other paths. ​

a system in which products were made rapidly by machines

i confess that there are several parts of this constitution which i do not at present approve, but i am not sure i shall never approve them: for having lived long, i have experienced many instances of being obliged by better information or fuller consideration, to change opinions even on important subjects, which i once thought right, but found to be otherwise. it is therefore that the older i grow, the more apt i am to doubt my own judgment, and to pay more respect to the judgment of others.

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explanation:

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because people what other people gold

explanation: