Problem: Ella's grandmother has had a long fight with cancer. Her doctor now says that her condition is terminal and there is little they can do but make her comfortable. Ella meets a new nurse who comes to the house to see her grandmother. The new nurse makes sure Ella's grandmother has the pain medicine she needs and answers questions that Ella's family has. She tells the family that she will return regularly to help until Ella's grandmother dies. In what part of health sciences does this nurse MOST likely work? A. technology B. therapeutics C. informatics D. supportive