Exhibit 16-3 Consider the Titration Curve Below for the Titration

Exhibit 16-3 Consider the Titration curve below for the titration of a weak acid ,CH ₃COOH , with a strong base , NaOH, to answer the following question(s) . CH ₃COOH + NaOH CH ₃COONa + H₂ O
Refer to Exhibit 16-3. What approach listed below would be used to determine the pH at point A of the solution?

A) This is a problem of solving for the pH of an aqueous weak acid solution.
B) This is a problem of solving for the pH of an aqueous weak base solution.
C) This is a problem of solving for the pH of an aqueous buffer solution.
D) This is a problem of solving for the pH of an aqueous strong base solution.
E) This is a problem of solving for the pH of an aqueous salt solution.