<prompt> Please answer with one of the option in the bracket. Write reasoning in between . Write answer in between .Q:A 32-year-old woman presents for a follow-up visit. She was diagnosed with type 2 diabetes mellitus a month ago but refused to start medications despite counseling due to her fear of gaining weight. She tried exercising and eating healthy in an attempt to cure her diabetes. She managed to lose 1.8 kg 4 lb in a month. Today she still complains of increased urinary frequency, the same symptom that leads to her initial suspicion of diabetes. No other significant past medical history. She is happily married and plans on having kids in the next few years. The patient is a non-smoker, denies illicit drug use, and drinks socially. Her vital signs show a pulse of 80min, a respiratory rate of 16min, a blood pressure of 12080 mm Hg, and a temperature of 36.9C 98.4F. Her BMI is 33.0 kgm2. Physical exam findings are unremarkable. Her fingerstick glucose today is 214 mgdL. Laboratory findings reveal the following:Glycated Hemoglobin HbA1c 7.1Blood glucose fasting 130 mgdLSerum:Sodium 142 mEqLPotassium 3.9 mEqLChloride 101 mEqLSerum creatinine 0.8 mgdLBlood urea nitrogen 9 mgdLUrinalysis shows:Glucose PositiveKetones NegativeLeukocytes NegativeNitrites NegativeRBCs NegativeCasts NegativeWhich of the following is the best treatment option for this patient?? A: Start insulin., B: Start glipizide., C: Start metformin., D: Start exenatide., E: Start empagliflozin.,  <response>: This is a question about choosing the best treatment option for a 32-year-old woman recently diagnosed with type 2 diabetes mellitus. She has tried lifestyle modifications but her blood glucose remains elevated. Key factors to consider are her age, desire to get pregnant, BMI, HbA1c, and fasting blood glucose. Metformin would be the first-line drug treatment for her age and desire for pregnancy. Her BMI is elevated so a medication that does not cause weight gain or hypoglycemia would be preferred. Her HbA1c and fasting glucose indicate she needs medication treatment. C: Start metformin. 