The nurse education regarding hemoglobin A1C has been effective if the patient makes which of the following statements about hemoglobin A1C?
1) Hemoglobin A1C is a blood test that measures the average blood sugar level over the past 2 to 3 months.
2) Hemoglobin A1C is used to diagnose and monitor diabetes.
3) A higher Hemoglobin A1C level indicates better blood sugar control.
4) The target Hemoglobin A1C level for most people with diabetes is below 7%.