Barbara has recently been diagnosed with a rather aggressive form of abdominal cancer. her oncologist is interested in determining the best way to treat her so that the tumors can be eliminated. her gastroenterologist is focused on relieving her symptoms and giving her normal digestive functioning. barbara is also seeing a psychologist, whose goal is to help her stay calm, relaxed, and keep her anxiety as minimal as possible while keeping her spirits up. the fact that these doctors are considering barbara's situation with different goals and from different perspectives is similar to the idea of ________ presented in your textbook.