[单选题]
A charge of 60 mC is placed on a 15 mF capacitoc3xg m;i+cc9zc,b 3ptj 9) lior. How+6eo(wpo t bud*m 7guel(e7tiyu5q-0 much energy is stored in the gu0epetb7-uqt(y7iwd o5 *6oeu l+m (capacitor?
A. $120 \; J$
B. $4.0 \; J$
C. $240 \; mJ$
D. $120 \; mJ$
