Which of the Following Is True of Supermax Prisons When

Which of the following is true of supermax prisons when compared to high-security prisons?

A) Supermax prisons have more work opportunities than high-security prisons.
B) High-security prisons have more heavily fortified perimeter fences than supermax prisons.
C) High-security prisons have fewer vocational training programs than supermax prisons.
D) Supermax prisons typically allow no social activity of any kind, while high-security prisons still allow for social interaction between inmates.