What is the primary drawback to using dogs as a perimeter control?

A.
Training

B.
Cost

C.
Liability

D.
Appearance

Explanation:
Answer C is correct; liability is the primary drawback to using dogs as a security control. Dogs may mistakenly attack a person who accidentally enters a controlled area.

Incorrect Answers and Explanations: A, B, and D: Answers A, B, and D are incorrect; they are all potentially valid issues, but are lesser concerns than liability and safety.