Which of the following statement is WRONG?()
A. By measuring the HbA1C, you can know how high your blood glucose has been on average over the last 8-12 weeks.
B. T1DM patient must be treated with insulin.
C. Insulin may induce the adverse reaction, such as Hypoglycemia, weight gain.
D. Acarbose, an insulin secretagogues, increases the release of insulin from β-cells.
E. Sitagliptin, DPP- Ⅳ inhibitor, is a kind of new drug for DM.