Cardiac monitoring is initiated for a patient in diabetic ketoacidosis (DKA). The nurse recognizes that this measure is important to identify
a. electrocardiographic (ECG) changes and dysrhythmias related to hypokalemia.
b. fluid overload resulting from aggressive fluid replacement.
c. the presence of hypovolemic shock related to osmotic diuresis.
d. cardiovascular collapse resulting from the effects of hyperglycemia.