What are primary version of a roadside IED attack?

The primary versions of a roadside IED (Improvised Explosive Device) attack typically include pressure-triggered devices, which detonate when a vehicle or person applies pressure on a concealed trigger; remote-controlled IEDs, activated via a wireless device from a distance; and command-detonated IEDs, which require the operator to manually trigger the explosion. These devices can vary in sophistication and can utilize various explosive materials, making them a significant threat to military and civilian targets alike. The intent behind these attacks is often to inflict casualties, create chaos, or achieve specific tactical objectives.