The Rest Mass of a Proton Is 1 $\times$ 10^-27 Kg $\times$

Multiple Choice

The rest mass of a proton is 1.67 $\times$ 10^-27 kg.From this information one can conclude that the rest energy of a proton is

A) 1.50 $\times$ 10 ^-10 MeV
B) 3.13 MeV
C) 847 MeV
D) 939 MeV
E) 742 MeV