What is the primary use of a military drone? It helps dismantle roadside bombs.
It collects information from space and sends it to Earth.
It orbits Earth, transmitting and receiving signals.
It carries out remote attacks.

It carries out remote attacks

Explanation: Military usage of drones has become the primary use in today's world. Used as target decoys, for combat missions, research and development, and for supervision, drones have been part and parcel of the military forces worldwide.

answer; observation and imitation;