The twinkling of star is due to:AreflectionBdispersionCabsorptionDrefractionAnswer: D. refraction Read Explanation: Refraction is the bending of light (it also happens with sound, water and other waves) as it passes from one transparent substance into another. Rainbows, atmospheric refraction, distortion of underwater objects, telescopes, and prisms are all examples of refraction This bending by refraction makes it possible for us to have lenses, magnifying glasses, prisms and rainbows Read more in App