[单选题]
08.09: When a beam of white light passes throughg :pz- )wptf+x a prisn2 bmk+hj0,kfjd h -*sm, the exiting light is seen as njm sk2*hdh-0b ,+ fjka spectrum of visible colors. This phenomenon is known as
A. diffraction.
B. dispersion.
C. interference.
D. polarization.
E. reflection.
