Which of the Following Illustrates Relative Deprivation

Which of the following illustrates relative deprivation?

A) Middle management workers in a corporation who are discontented because they cannot afford the luxury cars or expensive homes that their bosses have.
B) Residents searching for food and shelter in earthquake-ravaged Haiti.
C) A group of sweatshop workers who are incapable of buying adequate food for their families.
D) Residents of a squatter settlement in Nigeria who are incapable of affording adequate housing and plumbing.