The amplitude of the electric and magnetic fields associated with a beam of light of intensity 477.9 W/m$$^2$$ are, respectively,

A

$$6 \times 10^2$$ V/m and $$2 \times 10^{-6}$$ T

B

$$3 \times 10^2$$ V/m and $$1 \times 10^{-6}$$ T

C

$$12 \times 10^2$$ V/m and $$4 \times 10^{-6}$$ T

D

$$9 \times 10^2$$ V/m and $$3 \times 10^{-6}$$ T