An infinitely long thin straight wire has uniform linear charge density of `1//3 "coul" m^(-1)` .Then the magnitude of the electric intensity at a point `18cm` away is
A. `0.33xx10^(11)N//C`
B. `3xx10^(11)NC^(-1)`
C. `0.66xx10^(11)NC^(-1)`
D. `1.32xx10^(11)NC^(-1)`