How Many Moles of O₂(g)are Produced by Electrolysis of Na₂SO₄(aq)if

How many moles of O₂(g) are produced by electrolysis of Na₂SO₄(aq) if 0.120 A is passed through the solution for 65.0 min?

A) 0.001 21 mol
B) 0.000 080 8 mol
C) 0.002 42 mol
D) 0.004 85 mol
E) 0.000 020 2 mol