Which type of weapon do terrorists use most frequently?

The choice of nuclear explosives as the answer does not reflect the most common type of weapon used by terrorists. In reality, terrorists primarily utilize conventional explosives as their weapon of choice. This is largely due to their availability, ease of manufacturing, and the impact they can have in public spaces. Conventional explosives can range from homemade bombs to commercially available explosives like dynamite or military-grade ordnance, which are often used in attacks to cause mass casualties and destruction.

Weapons like nuclear explosives, while highly destructive, are heavily regulated and require significant resources and technical expertise to develop and deploy. This makes them less accessible to terrorist organizations compared to the more straightforward use of conventional explosives. Similarly, advanced technology weapons and biological agents, while they pose serious threats, are not as frequently employed in terrorist attacks primarily due to their complexity and the specific requirements for their effective use.