[单选题]
How much energy woulu9(wff7jsubm/) 9l p s;ad9bjd be released if 2.0 kg of material was lo4gqgew/8+6wf 3 q )flvlaycn +4lcf:yst during a reactio 8cwnq ff6v4l)lfc+la g+wg4yq/y3 e:n?
A. $1.8 \times 10^{17} \; J$
B. $1.5 \times 10^{16} \; J$
C. $6.0 \times 10^{8} \; J$
D. $4.7 \times 10^{-8} \; J$
