18 States - North Carolina, Ohio, Alabama, Connecticut, New York, Georgia, Kentucky, Maine, Maryland, Massachusetts, Tennessee, New Jersey, New Hampshire, Pennsylvania, South Carolina, Vermont, West Virginia, and Virginia. The Appalachain mountains are found in these states, so it is only logical sediments could be found inside of them.
Answer:
There are 54 countries in Africa, today.
Explanation:
GAO report said hundreds of planes flying commercially today could be vulnerable to having their on board computers hacked.
The answer is: [A]: troposphere .
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