A 28-year-old primigravida at 26 weeks' gestation attends antenatal clinic. She has no risk factors for diabetes. According to Canadian obstetric guidelines, how should she be screened for gestational diabetes mellitus?ANo screening is recommended in low-risk women.BRandom glucose at each visit only.CA 50 g 1-hour glucose challenge test between 24 and 28 weeks' gestation followed by diagnostic oral glucose tolerance testing if abnormal.DScreen with HbA1c alone at 28 weeks.EFasting glucose only at 36 weeks.Check my answer