(PLEASE HELP 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