question: Q:A 14-year-old girl presents with pain in her right lower abdomen. She says the pain is sudden, severe, colicky, and associated with nausea and vomiting. Physical examination reveals tachycardia, point tenderness, and rebound tenderness in the right iliac region. Emergency laparotomy reveals an inflamed appendix. Her blood pressure is 128/84, heart rate is 92/min, and respiratory rate is 16/min. Her complete blood cell count shows an increase in the number of cells seen in the provided picture. What is the main function of these cells?? 
  {'A': 'Phagocytosis', 'B': 'Allergic reaction', 'C': 'Blood clotting', 'D': 'Transplant rejection', 'E': 'Antigen presentation'},