For the Reaction 4FeCl₂(aq)+ 3O₂(g) $\to$ 2Fe₂O₃(s)+ 4Cl₂(g),what Volume of a 0

For the reaction 4FeCl₂(aq) + 3O₂(g) $\to$ 2Fe₂O₃(s) + 4Cl₂(g) ,what volume of a 0.760 M solution of FeCl₂ is required to react completely with 6.36 $\times$ 10²¹ molecules of O₂?

A) 5.26 $\times$ 10³ mL
B) 10.7 mL
C) 10.4 mL
D) 18.5 mL
E) 6.02 mL