A Client with Heart Failure Is Experiencing Acute Shortness of Breath.What

A client with heart failure is experiencing acute shortness of breath.What is the nurse's priority action?

A) Place the client in a high Fowler's position.
B) Perform nasotracheal suctioning of the client.
C) Auscultate the client's heart and lung sounds.
D) Place the client on a 1000 mL fluid restriction.