A 3-year-old male presents with a 1-day history of loose stools, fever, abdominal cramping, headache, and myalgia. Vital signs show temperature 38.9°C, heart rate 112/min, blood pressure 95/60 mmHg, and respiratory rate 24/min. Stool examination reveals no blood or leukocytes. Serum sodium is 132 mEq/L. The patient denies recent antibiotic use. History reveals exposure to several pet turtles at home. Which of the following is the most likely pathogen?

1. A)Chlamydophila psittaci
2. B)Entamoeba histolytica
3. C)Staphylococcus aureus
4. D)Salmonella enterica spp.GABARITO
5. E)Yersinia enterocolitica