A Patient with Chronic Obstructive Pulmonary Disease (COPD)has a Nursing

A patient with chronic obstructive pulmonary disease (COPD) has a nursing diagnosis of impaired breathing pattern related to anxiety.Which nursing action is most appropriate to include in the plan of care?

A) Titrate oxygen to keep saturation at least 90%.
B) Discuss a high-protein, high-calorie diet with the patient.
C) Suggest the use of over-the-counter sedative medications.
D) Teach the patient how to effectively use pursed lip breathing.