The Charge Nurse Observes a New Graduate Performing a Dressing

The charge nurse observes a new graduate performing a dressing change on a stage III sacral pressure ulcer. Which action by the new graduate indicates a need for further education about pressure ulcer care?

A) The new graduate uses a hydrocolloid dressing (DuoDerm) to cover the ulcer.
B) The new graduate inserts a sterile cotton-tipped applicator into the pressure ulcer.
C) The new graduate irrigates the pressure ulcer with a 30-ml syringe using sterile saline.
D) The new graduate cleans the ulcer with a sterile dressing soaked in half-strength peroxide.