The Speed of Light in a Vacuum Is 3 $\times$ 10⁸ M/s

Multiple Choice

The speed of light in a vacuum is 3.00 $\times$ 10⁸ m/s.What is the speed of light in units of kilometers per hour?

A) 1.20 $\times$ 10^-2 km/hr
B) 8.33 $\times$ 10¹ km/hr
C) 8.33 $\times$ 10⁷ km/hr
D) 1.08 $\times$ 10⁹ km/hr
E) 1.08 $\times$ 10¹⁵ km/hr