What height of fence is required to prevent a determined int

What height of fence is required to prevent a determined intruder?

A. 4 foot

B. 6 foot

C. 8 foot

D. None of these is correct.

Solution

D. A fence will not prevent a determined intruder. Although fences can deter an intruder, a determined individual could drive through the fence, cut the fence, blow up the fence, and so on. The best design to deter a determined intruder is 8 feet high with three strands of barbed/razor wire.