Figure 2-1 Refer to Figure 2-1

Figure 2-1 Refer to Figure 2-1. Which of these statements is true based on the data provided by the graph?

A) The pH of the solution must be determined algebraically.
B) The pH of the solution is relatively unaffected by the addition of the base.
C) The pH of the solution is 7 when approximately 16 mL of the base has been added.
D) The pH of the solution is relatively constant after the addition of the first 14 mL of the base.
E) The pH of the solution rises significantly when the volume of the base is increased from 14 mL to 18 mL.