Jack the Ripper and Jeffrey Dahmer Were Two Serial Killers

Jack the Ripper and Jeffrey Dahmer were two serial killers who may have

A) practiced masochism as an antisocial form of sexual expression.
B) practiced sadism as a normal form of sexual expression.
C) had a paraphilic disorder involving sexual arousal in response to violence.
D) had a paraphilia, but not a disorder, involving sexual arousal in response to violence.
E) had a fixation on violence but without a sexual component.