A Patient with Type 1 Diabetes Has Been Using Self-Monitoring

A patient with type 1 diabetes has been using self-monitoring of blood glucose (SMBG) as part of diabetes management. During evaluation of the patient's technique of SMBG, the nurse identifies a need for additional teaching when the patient

A) chooses a puncture site in the center of the finger pad.
B) washes the puncture site using soap and water.
C) says the result of 130 mg indicates good blood sugar control.
D) hangs the arm down for a minute before puncturing the site.