A 28-year-old woman presents with dysuria, urinary frequency and suprapubic discomfort for 2 days. She is afebrile, with no costovertebral angle tenderness. According to Canadian UTI management, what is the most appropriate treatment?ANo treatment is needed; observe for spontaneous resolutionBBegin short-course oral antibiotics such as Nitrofurantoin for 3-5 daysCStart intravenous broad-spectrum antibioticsDOrder renal ultrasound before treatingETreat with phenazopyridine alone for symptomatic reliefCheck my answer