What Would Be the Effect of Decreasing the Temperature for the Reaction

Multiple Choice

What would be the effect of decreasing the temperature for the reaction $\mathrm { A } ( g ) + 3 \mathrm {~B} ( g ) f \quad 2 \mathrm { C } ( g )$ given that $\Delta H _ { \mathrm { rMM } } = - 145 \mathrm {~kJ} / \mathrm { mol }$ ?

A) Equilibrium shifts to the left
B) There is no effect on the reaction
C) Formation of C is favored
D) Decomposition of C is favored
E) C remains constant