Despite Seeming Counterproductive, an Increase in Arterial Carbon Dioxide Levels

Despite seeming counterproductive, an increase in arterial carbon dioxide levels activates , which causes a(n) in heart rate and a(n) in total peripheral resistance.

A) baroreceptors : increase : increase
B) baroreceptors : decrease : increase
C) baroreceptors : decrease : decrease
D) chemoreceptors : decrease : increase
E) chemoreceptors: decrease : decrease