65. Pick the wrong answer in the context with rainbow.

65. Pick the wrong answer in the context with rainbow.

(a) When the light rays undergo two internal reflections in a water drop, a secondary rainbow is formed

(b) The order of colours is reversed in the secondary rainbow

(c) An observer can see a rainbow when his front is towards the sun

(d) Rainbow is a combined effect of dispersion, refraction and reflection of sunlight

Answer :  (c) An observer can see a rainbow when his front is towards the sun