If the binding energy per nucleon in $_3^7 Li$ and $_2^4 He$ nuclei are 5.60 MeV and 7.06 MeV respectively, then in the reaction : <br> $p + _3^7 Li \to 2 _2^4 He$ <br> energy of proton must be :

Question

( A ) 28.24 MeV
( B ) 39.2 MeV
( C ) 17.28 MeV
( D ) 1.46 MeV