An insulating sphere with an $3$ cm radius has a uniform charge of $12$C$.$ What is the magnitude of the electric field at a distance of $2$ cm from the center? $($a$)0($b$)2\mathrm{.}4106$ N$/$C $($c$)8\mathrm{.}0107$ N$/$C $($d$)1\mathrm{.}2108$ N$/$C $($e$)2\mathrm{.}7108$ N$/$C