A nurse is providing teaching to a school-age child who has a new diagnosis of type 1 diabetes mellitus. Which of the following statements by the child indicates an understanding of the teaching?

A. Insulin should not be stored in the freezer, as freezing it can cause it to lose potency. Unopened insulin should be stored in the refrigerator. B. The target blood glucose for a school-age child with type 1 diabetes is typically between 90 and 130 mg/dL, but this answer does not directly relate to management practices. C. Insulin requirements may actually increase during illness, and skipping insulin can lead to dangerous hyperglycemia or diabetic ketoacidosis. D. Eating a snack before physical activity is crucial to prevent hypoglycemia, especially in a child with type 1 diabetes. This response shows an understanding of managing blood glucose during exercise.