A 25-year-old woman at 10 weeks gestation presents with a 2-day history of dysuria and suprapubic discomfort. Urine culture is pending. According to Canadian obstetric infectious disease guidance, what is the most appropriate initial management?AObserve without antibiotics until culture resultsBEmpiric oral antibiotic therapy safe in pregnancy (e.g., nitrofurantoin, avoiding first trimester only if possible)CTrimethoprim-sulfamethoxazole throughout pregnancyDFluoroquinolone therapyEIV broad-spectrum antibiotics for all pregnant women with UTICheck my answer