A Buffer Solution Is Prepared by Taking 0

A buffer solution is prepared by taking 0.250 moles of acetic acid (pK_a = 4.76) and 0.400 moles of sodium acetate in sufficient water to make 1.800 liters of solution. Calculate the pH of this solution.

A) 4.56
B) 4.66
C) 4.86
D) 4.96
E) 5.06