The Initial Rate of Production of NO₂ for This Reaction $\times$

The initial rate of production of NO₂ for this reaction is approximately

A) 7.4 $\times$ 10^-4 mol/L·min
B) 3.2 $\times$ 10^-4 mol/L·min
C) 1.24 $\times$ 10^-2 mol/L·min
D) 1.6 $\times$ 10^-4 mol/L·min
E) none of these