The correct answer is (d). Brahmos is a supersonic cruise missile with a range of 290 km. It has been built in India in collaboration with Russia. It was successfully test fired in Bay of Bengal on 22 March 1998.
(a) Brahmos is a supersonic cruise missile. It is a two-stage missile, with a solid-propellant booster and a liquid-propellant sustainer. It can fly at speeds of up to Mach 2.8.
(b) Brahmos has been built in India in collaboration with Russia. The missile is a joint venture between the Defence Research and Development Organisation (DRDO) of India and the NPO Mashinostroyeniya
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