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Twinkling of stars is caused by ?

AReflection of light

BPolarization of light

Crefraction of light

DInterference of light

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Correct Answer: C: refraction of light

Explanation: The correct answer is C: Refraction of light. Twinkling of stars is caused by refraction of light. As starlight passes through layers of Earth's atmosphere with varying densities, it bends slightly, causing the star's apparent position and brightness to fluctuate.

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