The Standard Policy on the Cardiac Unit States,"Notify the Health

The standard policy on the cardiac unit states,"Notify the health care provider for mean arterial pressure (MAP) less than 70 mm Hg." The nurse will need to call the health care provider about the

A) postoperative patient with a BP of 116/42.
B) newly admitted patient with a BP of 150/87.
C) patient with left ventricular failure who has a BP of 110/70.
D) patient with a myocardial infarction who has a BP of 140/86.