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Which one of the following statements best reflects the idea behind the “Fractional Orbital Bombardment System” often talked about in media?
(a)
A hypersonic missile is launched into space to counter the asteroid approaching the Earth and explode it in space.
(b)
A spacecraft lands on another planet after making several orbital motions.
(c)
A missile is put into a stable orbit around the Earth and deorbits over a target on the Earth.
(d)
A spacecraft moves along a comet with the same speed and places a probe on its surface.
(C)