For the Reaction 2 NO₂ (G) N₂O₄ (G), If

For the reaction 2 NO₂ (g) N₂O₄ (g) , if a large amount of NO₂ (g) is injected into the reaction vessel containing NO₂ and N₂O₄ at equilibrium, the instantaneous value of D G (before reaching the new equilibrium) is:

A) zero.
B) positive.
C) negative.
D) 11.4 kJ.
E) none of these.