Infinite number of bodies , each of mass 2 kg are situated on x-axis at distances 1m,2m,4m,8m,..... respectively form the origin. The resulting gravitational potentail due to this system at the origin will be:

A

-4 G

B

G

C

-$$\frac{8}{3}$$ G

D

-$$\frac{4}{3}$$ G