The Kidneys Respond to Hypoventilation by

The kidneys respond to hypoventilation by

A) Increasing their secretion of H⁺ and increasing their reabsorption of HCO_3-
B) Increasing their secretion of H⁺ and decreasing their reabsorption of HCO_3-
C) Decreasing their secretion of H⁺ and increasing their reabsorption of HCO_3-
D) Decreasing their secretion of H⁺ and decreasing their reabsorption of HCO_3-
E) None of these choices