In terms of the process of formation, which one of the following optical phenomena is unlike the other three?
A) sun dog
B) mirage
C) halo
D) solar pillar

Question

Quizplus · Accepted Answer

Mirages are formed due to the refraction of light, which is bending of light as it passes through layers of air at different temperatures. Sun dogs, halos, and solar pillars, on the other hand, are formed by the reflection and refraction of light by ice crystals in the atmosphere.

In Terms of the Process of Formation, Which One of the Following