Which one of the following statements best reflects the idea behind the "Fractional Orbital Bombardment System" often talked about in media ?

Question

Accepted Answer

C. A missile is put into a stable orbit around the Earth and deorbits over a target on the Earth.

Answer

A. A hypersonic missile is launched into space to counter the asteroid approaching the Earth and explode it in space.

Answer

B. A spacecraft lands on another planet, after making several orbital motions.

Answer

D. A spacecraft moves along a comet with the same speed and places a probe on its surface.