Given the Following Balanced Equation, Determine the Rate of Reaction

Given the following balanced equation, determine the rate of reaction with respect to [O₃]. If the rate of loss of O₃ is 3.91 × 10^-1 mol L^-1 s^-1, what is the rate of the formation of O₂? 2O₃(g) → 3O₂(g)

A) 2.61 mol L^-1 s^-1
B) 0.937 mol L^-1 s^-1
C) 0.261 mol L^-1 s^-1
D) 0.587 mol L^-1 s^-1
E) 0.817 mol L^-1 s^-1