<prompt> Please answer with one of the option in the bracket. Write reasoning in between . Write answer in between .Q:A 27-year-old Hispanic G2P1 presents for a routine antepartum visit at 26 weeks gestation. She has no complaints. The vital signs are normal, the physical examination is within normal limits, and the gynecologic examination corresponds to 25 weeks gestation. The oral glucose tolerance test OGTT with a 75-g glucose load is significant for a glucose level of 177 mgdL at 1 hour and 167 mgdL at 2 hour. The fasting blood glucose level is 138 mgdL 7.7 mmolL, and the HbA1c is 7. Which of the following represents the proper initial management?? A: Dietary and lifestyle modification, B: Metformin, C: Insulin, D: Glyburide, E: Sitagliptin,  <response>: This is a question about the management of gestational diabetes mellitus GDM. The patient is a 27-year-old Hispanic woman at 26 weeks gestation who was diagnosed with GDM based on an abnormal oral glucose tolerance test. The key findings are:- GDM diagnosed at 26 weeks gestation - Hispanic ethnicity - higher risk for GDM- Abnormal OGTT: 1 hour glucose 177 mgdL, 2 hour glucose 167 mgdL - Fasting blood glucose 138 mgdL - HbA1c 7The initial management of GDM is dietary modification and lifestyle changes. If this fails to achieve glycemic control, oral hypoglycemic agents or insulin therapy may be considered. Choice A is correct as dietary and lifestyle changes are the appropriate initial management for this patient with newly diagnosed GDM.Choices B-E are medications that may be considered if initial management with diet and lifestyle changes fails. However, they are not appropriate as initial therapy in this clinical scenario.A: Dietary and lifestyle modification 