The body keeps an average normal blood pH of 7.4. Which row best describes the conditions that would raise the dissociation rate of haemoglobin the most during a period of intense exercise?
- Ablood pH 7.2; blood $\mathrm{CO_2}$ partial pressure $5.6\,\mathrm{kPa}$
- Bblood pH 7.2; blood $\mathrm{CO_2}$ partial pressure $9.5\,\mathrm{kPa}$
- Cblood pH 7.6; blood $\mathrm{CO_2}$ partial pressure $5.6\,\mathrm{kPa}$
- Dblood pH 7.6; blood $\mathrm{CO_2}$ partial pressure $9.5\,\mathrm{kPa}$