Assertion : Bluish colour predominates in a clear sky, since blue has a shorter wavelength and is scattered strongly.
Reason : Blue has the shortest wavelength among all colours.

Options

A. If both assertion and reason are true and reason is the correct explanation of assertion.
B. If both assertion and reason are true and reason is not the correct explanation of assertion.
C. If assertion is true but reason is false.
D. If both assertion and reason are false.

Answer

C

Explanation

Sky appear blue because blue colour gets scattered strongly. Violet gets scattered even more than blue, having a shorter wavelength. But since our eyes are more sensitive to blue than violet, we see the sky blue.