The speed of light depends

In vacuum speed of light depends upon

In vacuum, speed of light depends upon

In vacuum, speed of light depends upon

Statement I: Lights of different colors travel with different speeds in vacuum. Statement II: Speed of light depends on medium.

Statement I: Lights of different colors travel with different speeds in vacuum. Statement II: Speed of light depends on medium.

a) Speed of light is constant in vacuum. b) Speed of light depends on the wavelength of light when it passes through a medium. Which one is correct ? or both ?

Speed of light is

In vacuum, the speed of light does not depend upon the frequency of light.

State whether the following statements are True or False : In vaccum, the speed of light does not depend upon the frequency of light.