Which graph would be obtained by adding \({\text{0.10 mol}}\,{\text{d}}{{\text{m}}^{ - 3}}{\text{HCl(aq)}}\) to \({\text{25 c}}{{\text{m}}^{\text{3}}}\) of \({\text{0.10 mol}}\,{\text{d}}{{\text{m}}^{ - 3}}{\text{NaOH(aq)}}\)?

B