C-04-Q087mediumsingle_mcqThe value of the speed of light ccc is approximately—a3×1063 \times 10^{6}3×106 m/sb3×1083 \times 10^{8}3×108 m/sc3×10103 \times 10^{10}3×1010 m/sd3×1053 \times 10^{5}3×105 m/s