Which of These Points Is NOT a Characteristic of a Prism

Multiple Choice

Which of these points is NOT a characteristic of a prism when used in a spectrograph?

A) A prism causes different light rays to interfere with each other.
B) A prism absorbs light unevenly over the spectrum (over the different colors) .
C) A prism does not pass ultraviolet light.
D) A prism spreads the light out unevenly in wavelength.