When the liquid over a plate is of uniform concentration, then
(A) Murphree efficiency > point efficiency
(B) Murphree efficiency < point efficiency
(C) Murphree efficiency = point efficiency
(D) Murphree efficiency ≠ point efficiency
(A) Murphree efficiency > point efficiency
(B) Murphree efficiency < point efficiency
(C) Murphree efficiency = point efficiency
(D) Murphree efficiency ≠ point efficiency