<prompt> Please answer with one of the option in the bracket. Write reasoning in between . Write answer in between .Q:A 26-year-old woman comes to the emergency department with fever, abdominal pain, and nausea for the past 7 hours. The pain started in the right lower abdomen but has now progressed to diffuse abdominal pain. Her temperature is 39.5C 103.1F. Physical examination shows generalized abdominal tenderness with rebound, guarding, and decreased bowel sounds. She is taken for an emergency exploratory laparoscopy, which shows a perforated appendix with an adjacent abscess and peritoneal inflammation. Cultures from the abscess fluid grow catalase-producing, anaerobic, gram-negative rods that have the ability to grow in bile. Which of the following is the most appropriate pharmacotherapy for this patient?? A: Vancomycin and azithromycin, B: Piperacillin, C: Cefazolin and doxycycline, D: Ampicillin and sulbactam, E: Aztreonam,  <response>: This is a question about choosing appropriate antibiotic treatment for a patient with a perforated appendix and abscess caused by anaerobic gram-negative rods, likely Bacteroides fragilis. The key points are:- Patient has perforated appendicitis with abscess - Anaerobic gram-negative rods cultured from abscess fluid- Likely organism is B. fragilis based on catalase production and bile growth- Need antibiotic with activity against B. fragilisD: Ampicillin and sulbactam 