<prompt> Please answer with one of the option in the bracket. Write reasoning in between . Write answer in between .Q:A 22-year-old Caucasian G1 presents to her physician at 29 weeks gestation for a checkup. The medical history is unremarkable and the current pregnancy has been uncomplicated. Her weight is 81 kg 178.6 lb and the height is 169 cm 5 ft 6 in. She has gained 13 kg 28.6 lb during the pregnancy. She has no abnormalities on physical examination. Which of the following screening tests should be obtained ?? A: Fasting glucose level, B: Non-fasting oral glucose tolerance test with 50 g of glucose, C: Fasting oral glucose test with 50 g of glucose, D: Non-fasting oral glucose load test with 75 g of glucose, E: Measurement of HbA1c,  <response>: This is a question asking about appropriate screening tests for gestational diabetes mellitus GDM in a pregnant patient. The patient is 22 years old, Caucasian, 29 weeks pregnant with her first pregnancy, and has had an uncomplicated pregnancy so far. She has gained 13 kg which is an appropriate amount for this stage in pregnancy. The choices given are different tests that can be used to screen for GDM. The correct screening test in an uncomplicated pregnancy is a non-fasting 50 g oral glucose challenge test, so choice B is likely the correct answer. A fasting glucose, HbA1c, and oral glucose tolerance tests are not recommended for initial screening. The 75 g oral glucose test is used for diagnostic testing after an abnormal screening test, not for initial screening.B: Non-fasting oral glucose tolerance test with 50 g of glucose 