Why are the clouds white?

Why are clouds white?

Enter the letter of the correct answer.

A: The water droplets that make up clouds are large enough to scatter light of all wavelengths, which combine to make white light.

B: Clouds scatter light of the wavelength of white.

C: The Sun's rays bounce off the water droplets and hit many other objects before reaching our eyes, hence making them look white.

D: Our eyes really perceive everything as white, it's just that some things are actually, black in some amount, which changes the colour we see them to be.

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