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

A

$$39.2\,MeV$$

B

$$28.24\,MeV$$

C

$$17.28\,MeV$$

D

$$1.46\,MeV$$