The electric field strength inside a capacitor is $7\mathrm{.}13{10}^5\frac{V}{m}.$ What is the surface charge density, $,$ of each plate?

$8\mathrm{.}05{10}^{16}\frac{C}{m^2}$

$4\mathrm{.}91{10}^{-5}\frac{C}{m^2}$

$1\mathrm{.}24{10}^{-17}\frac{C}{m^2}$

$6\mathrm{.}58{10}^{-6}\frac{C}{m^2}$

$6\mathrm{.}31{10}^{-6}\frac{C}{m^2}$