Explanation

Disposable razor; answer

Explanation

Walk-through gates are designed to detect metal or dangerous items on a person.

They help in maintaining security at entrances like airports and events.

Explanation

VIPs are often protected by a combination of bulletproof jackets and shields.

This includes both soft and hard body armor, along with specialized shields that can be deployed quickly.

Bulletproof jackets, also known as bulletproof vests

Explanation

Dogs are trained to detect a wide range of substances, including narcotics, weapons like firearms and ammunition, and even metals.

Their exceptional sense of smell allows them to be highly effective in various detection tasks. 

Explanation

Watch towers are elevated structures used to observe wide areas over long distances.

Ideal for surveillance, border security, and early threat detection.

Explanation

 3.4 answer 

Explanation

Terrorists may hide explosive devices in jackets for attacks.

This method is used to cause maximum damage and surprise.

Explanation

 X-ray machines are widely used at airports for screening luggage.

They allow security personnel to see the contents of bags without opening them

Explanation

An OP is established to monitor enemy movement from a safe distance.

It provides timely intelligence and early warning to the main force.

Explanation

Airport security in Pakistan is handled by the Federal Government through the Airport Security Force (ASF).

ASF operates under the Ministry of Interior.