(a) The stars do not emit light continuously
(b) The refractive index of Earth’s atmosphere fluctuates
(c) Intermittent absorption of a star; light by Earth’s atmosphere
(d) Intermittent absorption of a star; light by stars’ atmosphere
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Correct Answer
(b) The refractive index of Earth’s atmosphere fluctuates
Submitted By: Syed Bilawal Shah (Sain)