The multiple reflection of a single sound wave is a/an

(20 points) curious carl and his lab partner were trying to answer the question: "what is white light? " to do this, carl directed a beam of light through a glass that had been placed on a piece of white paper. as the beam of light came out the opposite side, a rainbow of colors was produced on the white paper. a) prism b) microscope c) convex lens d) color filter