Gina Works in an Unskilled Job at a Fast Food

Gina works in an unskilled job at a fast food restaurant. She makes near-minimum wage, has no benefits, and is sent home early without pay when hours are slow. Her supervisor wouldn't be terribly worried if she quit. She is an example of a/an:

A) living wage ordinance.
B) occasional laborer.
C) disposable workforce.
D) time-availability perspective.
E) union worker.