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At noon the sun appears white as:

A. blue colour is scattered the most.

B. all the colours of the white light are scattered away.

C. light is least scattered.

D. red colour is scattered the most.

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At noon the sun is overhead and the light travels a relatively shorter distance through the atmosphere to reach the earth. Due to this short journey of the light only blue light is scattered and most of the light is not scattered. Therefore, the sun appears white.

Figure below shows the sun at noon.

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