Nucleus A is having mass number 220 and its binding energy per nucleon is 5.6 MeV. It split into two fragments B and C of mass numbers 105 and 115. The binding energy of nucleons in B and C is 6.4 MeV per nucleon. The energy Q released per fission will be:
(a) 80 MeV
(b) 275 MeV
(c) 220 MeV
(d) 176 MeV