The terms 'Event Horizon', 'Singularity', 'String Theory' and 'Standard Model' are sometimes seen in the news in the context of
AObservation and understanding of the Universe
BStudy of the solar and the lunar eclipses
CPlacing satellites in the orbit of the Earth
DOrigin and evolution of living organisms on the Earth
Answer & Solution
Correct answer: A. Observation and understanding of the Universe
UPSC CSE Prelims 2017 (GS-I, Set C), Q.44. Official answer key: A.
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