The Sharpest Inflection Point Is Observed in the Titration of

The sharpest inflection point is observed in the titration of

A) 0.1 M HCl with 0.10 M NaOH
B) 0.01 M HCl with 0.10 M NaOH
C) 0.1 M KOH with 0.10 M NaOH
D) 0.1 M HF ( K_a = 3.5×10 ^{- 4}) with 0.10 M NaOH
E) 0.10 M NH₃ with 0.10 M NaOH