The Coefficient of Variation for a Set of Annual Incomes

The coefficient of variation for a set of annual incomes is 18%; the coefficient of variation for the
Length of service with the company is 29%. What does this indicate?

A) More dispersion in the distribution of the incomes compared with the dispersion of their length of service
B) More dispersion in the lengths of service compared with incomes
C) Dispersion in the two distributions (income and service) cannot be compared using percents
D) Dispersions are equal