The colours that appear in the Spectrum of sunlightASpectral coloursBShades of coloursCTertiary coloursDNeutral coloursAnswer: A. Spectral colours Read Explanation: The electromagnetic spectrum is the full range of electromagnetic radiation, organized by frequency or wavelength. The spectrum is divided into separate bands, with different names for the electromagnetic waves within each band. From low to high frequency these are: radio waves, microwaves, infrared, visible light, ultraviolet, X-rays, and gamma ray Read more in App