According to One Study, in Pennsylvania, Black Defendants on Trial

According to one study, in Pennsylvania, black defendants on trial for murder were 40 percent more likely to receive the death penalty than whites convicted of similar crimes. This indicates that:

A) blacks are given equal treatment by the U.S. justice system.
B) whites are often the victims of reverse discrimination.
C) the criminal justice system has a racial bias.
D) African Americans commit more murders than other racial or ethnic groups.
E) the severity of a crime usually doesn't have an effect on the punishment.