What is the best strategy to protect a facility from a potential terrorist attack?

The strategy of using your powers of observation and reporting any suspicious activity is fundamental to maintaining safety and security in a facility. This approach emphasizes situational awareness, which is essential in identifying potential threats before they can escalate into an attack. By actively observing the surroundings and recognizing behaviors or situations that seem out of place, security personnel can take proactive measures to prevent incidents.

This vigilant monitoring allows for early detection of suspicious individuals or activities, enabling swift reporting to the appropriate authorities. By doing so, you not only enhance the protective measures of the facility but also contribute to a collective safety effort that involves all personnel.

While the other options may touch on aspects of security, they do not embody a comprehensive approach like the recommendation of observation and reporting. Prohibiting entry based solely on appearance is not only unethical but could lead to discrimination; staying out of sight may miss critical observations; and requesting specialized equipment like bomb-sniffing dogs, while potentially useful, does not directly engage security personnel in the proactive surveillance that is most effective in preventing threats.