A patient is receiving oxygen therapy via a nasal cannula. The nurse should take what action to minimize potential complications related to the therapy?

A) Administer oxygen at a flow rate that maintains SaO2 above 95%.
B) Apply moisture to the nasal mucosa every 4 hours.
C) Increase the flow rate of the oxygen to prevent drying of the nasal mucosa.
D) Encourage the patient to remove the cannula when eating.