Consider the endothermic reaction shown below. Choose the change that would shift the equilibrium toward the reactants.
C2H4(g) + I2(g) ⇌ C2H4I2(g)
A) Adding I2 to the reaction mixture.
B) Adding C2H4 to the reaction mixture.
C) Increasing the reaction volume.
D) Increasing the reaction temperature.
E) Removing C2H4I2.