When We Say That Crime in American Is "Intra-Racial," We

When we say that crime in American is "intra-racial," we mean that​

A) ​victims and offenders tend to be in different racial groups.
B) ​victims and offenders tend to be in the same racial group.
C) ​race does not play a part in who is the victim and who is the offender.
D) ​racial differences can only be discovered using intra-group analysis.