The nurse is caring for a client who suffers from post-traumatic stress disorder (PTSD) following the loss of her husband and children in an automobile accident. Which interventions by the nurse are appropriate for this client? Select all that apply.

C listen to the client in a supportive and nonjudgmental manner A assist the client to develop adequate coping techniques D allow the client a safe and secure environment to express her feelings B encourage the client to try different relaxation techniques E encourage the client to avoid going out in public until she has worked through all the stages of grief