Which Statement Best Describes the Equilibrium Condition Shown in the Following

Which statement best describes the equilibrium condition shown in the following illustration?

A) A sample taken from anywhere in the container will have the same concentration of solute.
B) Eventually, gravity will move most solute particles to the bottom of the container.
C) The molecular motion that initially distributed the solute ceased once the equilibrium was established.
D) If the temperature of the pitcher had been lowered, equilibrium would have been attained more quickly.