[单选题]
How much energy wouldsax-: m.) vhbbtsxha-3i, ia/ be released if 2.0 kg of material was losgw4u1qi24 x ylktt 58wt during a reactio4lwt4w2tx8gu5 ki q1yn?
A. $1.8 \times 10^{17} \; J$
B. $1.5 \times 10^{16} \; J$
C. $6.0 \times 10^{8} \; J$
D. $4.7 \times 10^{-8} \; J$
