The nurse is performing a sterile dressing change. After donning sterile gloves, the nurse drops the dressing on the bed and does not have a replacement. What is the appropriate action at this time? a) Continue with the dressing change using the dropped dressing. b) Ask a colleague to retrieve a new dressing. c) Discard the dropped dressing and obtain a new one. d) Re-sterilize the dropped dressing using antiseptic solution.