From shortest to longest wavelength, which of the following correctly orders the different categories of electromagnetic radiation?
A) gamma rays, X rays, ultraviolet, visible light, infrared, radio
B) infrared, visible light, ultraviolet, X rays, gamma rays, radio
C) radio, infrared, visible light, ultraviolet, X rays, gamma rays
D) gamma rays, X rays, visible light, ultraviolet, infrared, radio
Answer: A