Question

intercontinental ballistic missiles made it possible for a country possessing them toshoot down enemy airplanesstrike targets far awaylaunch satellites into spacedetect enemy troops at night

Explanation:

Intercontinental ballistic missiles (ICBMs) are designed as long-range offensive weapons, engineered to deliver warheads to targets across great distances (intercontinental ranges). The other options describe functions of different military/space systems: anti-aircraft weapons shoot down planes, rockets launch satellites, and night-vision/radar systems detect troops at night.

Answer:

strike targets far away