The speed of light is very nearly equal to $$3\times10^{17}$$ nanometer per second. How much time (in seconds), approximately, does it take light to travel from the moon to the earth, the average distance between them being 381000 km?
(1 nanometre = $$10^{-9}$$ metre)

A

38.4

B

12.8

C

3.84

D

1.28