What Did Marshall and Barbaree (1988) Find in Their Study

What did Marshall and Barbaree (1988) find in their study of the effects of their community-based program?

A) Treated offenders tend to reoffend far less than untreated offenders.
B) Despite the benefits of treatment, there is little savings, in terms of financial costs, to society.
C) Phallometric assessment scores tend to be less deviant after treatment.
D) Community-based programs are more successful than are prison-based programs.
E) Changing sexual offenders' deviant sexual behaviours is very difficult to do.