The Figure Below Illustrates Protons (The Circles) Separated by a Membrane

Multiple Choice

The figure below illustrates protons (the circles) separated by a membrane permeable to the protons and water. What will happen to the protons as time passes and the system equilibrates?

A) The protons will neutralize.
B) All of the protons will move from compartment I to compartment II.
C) All of the protons will move from compartment II to compartment I.
D) The concentration of the protons in compartments I and II will become equal.
E) Nothing will happen.