Which of the following groups of parrots is most likely in Hardy-Weinberg equilibrium?
A. A group with 50 DD parrots, 30 Dd parrots, and 20 dd parrots.
B. A group with 30 DD parrots, 40 Dd parrots, and 30 dd parrots.
C. A group with 25 DD parrots, 50 Dd parrots, and 25 dd parrots.
D. A group with 50 DD parrots, 25 Dd parrots, and 25 dd parrots.