One joule of work is needed to move one coulomb of charge from one point to another with no change in velocity. Which of the following is true between the two points?
(A) The resistance is one ohm.
(B) The current is one ampere.
(C) The potential difference is one volt.
(D) The electric field strength is one newton per coulomb.
(E) The electric field strength is one joule per electron.
