Babe Ruth, the Famous Baseball Player, Earned $80 000 in 1931

Babe Ruth, the famous baseball player, earned $80 000 in 1931. Today, the best baseball players can earn 200 times as much as Babe Ruth in 1931. However, prices have also risen since 1931. What can we conclude from this information?

A) The best baseball players today are better off than Babe Ruth was in 1931.
B) Because prices have also risen, the standard of living of baseball stars hasn't changed since 1931.
C) One cannot make judgments about changes in the standard of living based on changes in prices and changes in incomes.
D) One cannot determine whether baseball stars today enjoy a higher standard of living than Babe Ruth did in 1931 without additional information regarding increases in prices since 1931.