Q. Recently, scientists observed the merger of giant ‘blackholes’ billions of lightyears away from the Earth. What is the significance of this observation?

[A] ‘Higgs boson particles’ were detected.

[B] ‘Gravitational waves’ were detected.

[C] Possibility of inter-galactic space travel through ‘wormhole’ was confirmed.

[D] It enabled the scientists to understand ‘singularity’.

Answer: B
Notes:
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