When Moving a Distance D in a Uniform Electric Field

When moving a distance d in a uniform electric field, a proton acquires 5.0 V of electric potential. If three protons are moving the same distance in the same uniform electric field, the electric potential each of them acquires is

A) 0 V.
B) 5/3 V.
C) 3.0 V.
D) 5.0 V.
E) 15 V.