A capacitor charged to $1\mathrm{.}5$ V stores $2\mathrm{.}0$ mJ of energy. If the capacitor is charged to $4\mathrm{.}5$ V $,$ it will store

A$.3\mathrm{.}0$ mJ

B$.6\mathrm{.}0$ mJ

C$.,9\mathrm{.}0mJ$

D$.,18\mathrm{.}0mJ$

E$.,36\mathrm{.}0mJ$