Which of the Following Statements Concerning the Peripheral Chemoreceptors Is

Which of the following statements concerning the peripheral chemoreceptors is incorrect? The peripheral chemoreceptors

A) are stimulated whenever the arterial PO2 falls below normal.
B) are weakly stimulated by a rise in arterial PCO2.
C) are stimulated by an increase in arterial H+, which plays an important role in acid-base balance.
D) are located at the bifurcation of the common carotid arteries and in the aortic arch.
E) when stimulated, reflexively increase ventilation.