Which of the Following, According to Hall (2013), Is NOT

Which of the following, according to Hall (2013) , is NOT a disadvantage of the use of imprisonment for hate crime perpetrators?

A) Prison has limited deterrent value to these offenders
B) Overcrowded prison environments offer little opportunity for rehabilitation necessary to address prejudicial beliefs
C) Prisons are often divided along the lines of race/religious affiliation and may reinforce intolerant attitudes
D) Prison sentences keep offenders separate from the groups they hold prejudice against