Which instruction would the nurse provide to a postoperative patient after ear surgery

Which instruction would the nurse provide to a postoperative patient after ear surgery? Select all that apply. One, some, or all responses may be correct. “Sleep on your back or the unoperated ear for 1 week.” “Avoid air travel for 1 week.” “Keep your mouth closed when you cough or sneeze.” ”Do not shampoo your hair for 5 days.” “Change your dressing daily.”