Fluoroquinolones, such as norfloxacin, are commonly prescribed antibiotics given to treat which of the following?

A. Fungal infections: Fluoroquinolones are not used to treat fungal infections; antifungal medications are required for such infections. B. Viral infections: Fluoroquinolones are not effective against viral infections, as they are antibiotics targeting bacterial infections. C. Parasitic infections: Fluoroquinolones are not used for treating parasitic infections. D. Urinary tract infections: Fluoroquinolones are commonly prescribed for urinary tract infections due to their effectiveness against common urinary pathogens.