41. Observations that indicate that visible light has a wavelength much shorter than a centimeter include which of the following?
I. The colored pattern seen in a soap bubble
II. The colored pattern seen when light passes through a diffraction grating
III. The bending of light when it passes from one medium to another medium
(A) I only
(B) III only
(C) I and II only
(D) II and III only
(A) I only
(B) III only
(C) I and II only
(D) II and III only