Which Argument Contradicts the Contention That the Staff Members Who

Which argument contradicts the contention that the staff members who work with the residents know them best and are best judges of when they should be released?

A) The institutional officials will intentionally try to keep the inmates imprisoned to prevent budget cuts.
B) The institutional staff does not have one-to-one relationships with the inmates.
C) The institutional officials and staff are prone to overreact to residents' inability to get along in the institution.
D) The institutional staff does not know the inmates sufficiently to judge their behavior.