which of the following statements about light is true

A) The speed of light in a vacuum depends on the wavelength of the light
B) The speed of light in a vacuum depends on the frequency of the light
C) The speed of light in a vacuum is 3 * 10^8 m/s
D) Light cannot travel through a vacuum

C) The speed of light in a vacuum is 3 * 10^8 m/s