Which Statement Is MOST Likely an Example of Wage Disparity

Multiple Choice

Which statement is MOST likely an example of wage disparity due to differences in human capital?

A) Clerks at a Gap in Toronto earn more than do clerks at a Gap in Abitibi,Quebec.
B) People with graduate degrees usually have higher earnings than do people who did not graduate from high school.
C) The football coach at the University of Toronto earns more than does an economics professor.
D) Crab fishermen on the Bering Sea earn more than do clerks who sell goldfish at a pet store.