A client with chronic bronchitis tells the home health nurse of being exhausted all day due to coughing all night and being unable to sleep. The client can feel thick mucus in the chest and throat. Which teaching can the nurse reinforce to help the client mobilize secretions and improve sleep? Select all that apply.

A Increase fluids to at least 8 glasses (2-3 L) of water a day D Use abdominal breathing and the huff cough technique at bedtime B Sleep with a cool mist humidifier C Take prescribed guaifenesin cough medicine before bedtime E Use pursed lip breathing during the night