Which of the Following Correctly Describes the Lorenz Curve? ​

Which of the following correctly describes the Lorenz curve? ​

A) ​The Lorenz curve shows that the increasing income inequality in the U.S. society is actually good for the economy.
B)  The Lorenz curve shows the growth rate in real median family income over time.
C) ​The Lorenz curve shows the cumulative distribution of family income, ranked from the poorest to the richest families, and compares that curve with the straight line indicating perfectly equal income distribution.
D) ​The Lorenz curve shows the cumulative distribution of family income, ranked from the richest to the poorest families, and compares that curve with the ideal of having all income go to the richest 5 percent of society.