An electrolytic cell contains a solution of Ag₂SO₄ and have platinum electrodes. A current is passed until 1.6 gm of O₂ has been liberated at anode. The amount of silver deposited at cathode would be
a. 107.88 gm
b. 1.6 gm
c. 0.8 gm
d. 21.60 gm