Gravitational waves generated by the merger of Black Holes.
The boundary around a Black Hole, beyond which no light or other radiation can escape.
It is a stage in the life-cycle of a star.
It is the centre of the Black Hole, which contains a huge mass in an infinitely small space, where density and gravity become infinite.
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The Correct Option isD
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The correct option is (D):It is the centre of the Black Hole, which contains a huge mass in an infinitely small space, where density and gravity become infinite..