A 28-year-old woman with pelvic inflammatory disease (PID) presents with fever, pelvic pain, cervical motion tenderness, and mucopurulent discharge. She is stable for outpatient therapy. What is the best initial treatment regimen?ACeftriaxone 500 mg IM once plus doxycycline 100 mg BID and metronidazole 500 mg BID for 14 daysBAzithromycin 1 g PO single dose onlyCCefixime 400 mg PO once plus doxycycline 100 mg BID for 7 daysDLevofloxacin 500 mg PO daily for 7 daysECeftriaxone 250 mg IM once plus azithromycin 1 g PO onceCheck my answer