A 84-year-old man with a CFS of 6 has been admitted to hospital. The ward team uses the Waterlow score to assess his pressure ulcer risk. His score is 22 (very high risk). Which of the following is the MOST important preventive intervention?APrescribe antibiotics prophylactically to prevent wound infectionBUse a high-specification reactive mattress, implement a 2-hourly repositioning schedule, optimise nutrition, and ensure adequate skin moisture managementCApply barrier cream to all bony prominences onlyDKeep the patient on bed rest without repositioning to avoid painEDischarge the patient immediately to reduce hospital-acquired pressure ulcer riskCheck my answer