What is the pH of a solution made by adding 0. 30 mol of acetic acid and 0. 30 mol of sodium acetate to enough water to make 1. 0 L of solution? (Ka for acetic acid = 1. 8x10⁻⁵)

A) 3. 00
B) 7. 00
C) 7. 40
D) 8. 20