Mrs. Jenkins is a resident in a long-term care facility where Devon works as a nursing assistant. She is experiencing discomfort from hip surgery and is frustrated by her inability to move around. The pain medications Mrs. Jenkins is taking make her feel anxious, and every sound in the hallway magnifies her anxiety. When Devon responds to her call, she describes everything that is bothering her. What can Devon do to address the external factor keeping Mrs. Jenkins awake? a. Provide a light snack b. Offer a back rub c. Offer a non-caffeinated beverage d. Close the door to her room