The Following Figure Illustrates the Action of a HF and F

Multiple Choice

The following figure illustrates the action of a HF and F^ buffer where the sizes of the boxes are proportional to the concentrations of HF and F^ in solution. What will happen when a small amount of base (^OH) is added to the HF/F^ buffer?

A) The concentration of ^-OH will increase.
B) The concentration of H₃O⁺ will increase.
C) The concentration of HF will increase.
D) The concentration of F^ will increase.
E) The pH of the solution will increase.