7. Bentham provided the conceptual model for modern prisons, though not the actual structural model. In Bentham’s ____(i)____, a central watchtower provided a ____(ii)____ view of all subjects under surveillance, theoretically allowing the guard to observe all of their actions;the tower, however, was structured in such a way that the subjects being observed could not see the guard. This meant that the prisoners were forced to assume that they were being ____(iii)___, even when the guard was o-duty, allowing prison administrators tobe economical in their employment of guards. *