N₂O_4(g) ↔ 2NO_2(g). Increase in total pressure of the equilibrium reaction above will

• A produce more of NO_2(g) in the mixture
• B convert all of N₂O_4(g) to NO_2(g)
• C have no effect on the concentrations of NO_2(g)and N₂O_4(g)
• D produce more of N₂O_4(g) in the mixture