Which of the Following Is True for ?_rG?
A)If??_rG $\Delta$

Which of the following is true for ?_rG?

A) If??_rG > 0, the reaction is spontaneous in the forward direction.
B) If Q = 1, then $\Delta$ _rG > ?_rG.
C) If $\Delta$ _rG ? 0, the reaction is spontaneous in both the reverse and forward directions.
D) If $\Delta$ _rG < 0, the reaction is spontaneous in the reverse direction.
E) Under equilibrium conditions, $\Delta$ _rG = 0.