A nurse has started working in a pediatric intensive care unit and assesses a child's cardiac output as below normal from previous measurements. The child has left-sided heart failure and is now lethargic and has cool extremities. What action(s) will the nurse anticipate to be considered to increase the client's cardiac output?
a) Increase preload with fluid bolus
b) Monitor arterial blood gas results
c) Increase contractility with an inotropic medication
d) Increase urine output
e) Monitor electrolyte levels