[单选题]
A carbon-14 nucleus decays to a nitrogen-14 nuu r8d:/*s5oscdv t 3pucleus by beta decay. Hok nbo2ir *y3loi2f;m0f0gji2 w much energy (in MeV) is released if carbon-14 has a mass of 14.003242 u and nitrogen-14 has a mass of 14.003074 urf2lg0 ;yo02ib fkj2nom3 ii* ?
A. $0.0157 \; MeV$
B. $0.157 \; MeV$
C. $1.57 \; MeV$
D. $15.7 \; MeV$