All of the Following Would Result in Lower Oxygen Saturation $\mathrm { P } _ { \mathrm { O } _ { 2 } }$

Multiple Choice

All of the following would result in lower oxygen saturation of hemoglobin except

A) an increase in $\mathrm { P } _ { \mathrm { O } _ { 2 } }$
B) an increase in temperature
C) an increase in $\mathrm { P } _ { \mathrm { CO } _ { 2 } }$
D) a decrease in pH
E) an increase in DPG