A Concentration Cell Is Constructed by Using the Same Half-Reaction

A concentration cell is constructed by using the same half-reaction for both the cathode and anode. What is the value of for a concentration cell that combines silver electrodes in contact with 0.10 M silver nitrate and 0.00003 M silver nitrate solutions? ( E = + 0.80 V for Ag/Ag⁺)

A) +0.21 V
B) +0.59 V
C) +0.80 V
D) -0.21 V
E) +1.01 V