The Nurse Caring for a Patient in Shock Notifies the Health

The nurse caring for a patient in shock notifies the health care provider of the patient's deteriorating status when the patient's ABG results include

A) pH 7.48, PaCO₂ 33 mm Hg.
B) pH 7.33, PaCO₂ 30 mm Hg.
C) pH 7.41, PaCO₂ 50 mm Hg.
D) pH 7.38, PaCO₂ 45 mm Hg.