An Electrochemical Cell Has Both a Silver Anode and a Silver

Multiple Choice

An electrochemical cell has both a silver anode and a silver cathode. The solutions of silver nitrate in contact with the electrodes have different concentrations. Which statement(s) correctly describe this cell?
I.The cell potential is 0.
II. The cell potential is negative.
III. The cell potential is positive.
IV. No electrons will flow through the external circuit.

A) I only
B) II only
C) III only
D) I and IV
E) II and IV