The picture below shows a duck swimming in a pond.

Why does there appear to be another duck head in the water?
A.
The water in the pond reflects light from the Sun, making a mirror image.

B.
The molecules in the atmosphere refract the light, splitting it into two images.

C.
The duck scatters the light, making hundreds of tiny refractions that collect into an image.

D.
The bottom of the pond absorbs the light, then projects it toward the surface as an image.

A. The water in the pond reflects light from the Sun, making a mirror image.