All of the Following Are Accurate Statements from Rosenfeld, Bray

All of the following are accurate statements from Rosenfeld, Bray, and Egley's study of gang and nongang homicides EXCEPT _which of the following?

A) Unlike nongang homicides, gang homicides were concentrated in disadvantaged areas.
B) Gang and nongang homicides were concentrated in disadvantaged areas.
C) Unlike gang homicides, nongang homicides were concentrated in affluent areas.
D) Gang and nongang homicides were concentrated in affluent areas.