Underclass
Explanation:
The family that resides in Appalachia comes under the category of underclass.
The sociological idea of underclass is a moderately new. As gathering the underclass are those individuals who because of absence of work, aptitudes, salary, riches or property seem to remain outside standard society. The underclass is the fragment of the populace that possesses the most reduced conceivable situation in a class progressive system, underneath the center body of the average workers.cool
Explanation: