which of the following involves the diffraction of light waves?

Question

A.a glass of water acts like a prism, splitting sunlight from a window into a rainbow on the far wall.

B.a stained glass window only allows some of the light from the sun into a room.

C.light from a hallway spreads out after passing through the keyhole of a closed door.
D.the lens of a magnifying glass makes an image look larger and upside down.

Answer 1

light spreading from the keyhole