When the Nurse Is Assessing a Bed-Bound Resident,a Reddened Area

When the nurse is assessing a bed-bound resident,a reddened area over the coccyx that does not blanch is discovered.The best intervention to prevent further skin damage is to:

A) cover with a transparent film dressing.
B) apply warm compress.
C) turn the patient every 2 hours.
D) continue to monitor the area.