A. He saw flying objects
B. He must be thinking of water and food
C. He was seeing the shadow of the car
D. The sun ray from the sky were passing from a hot air (layer) to a cold layer
Correct Answer:
Option D – The sun ray from the sky were passing from a hot air (layer) to a cold layer
Explanation
The appearance of a pool of water on road surfaces is called MIRAGE
His observation show that light from the sun ray refracted through a layer of hot air(layer) which is closed to the ground, passes from a hot air layer to the cold layer

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