This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Surgery
Which of the following organisms produces signs and symptoms that mimic acute appendicitis? 
Select and explain. 
A. Enteropathic Escherichia coli, B. Enterobius vermicularis, C. Trichomonas hominis, D. Yersinia enterocolitica
D: Yersinia enterocolitica
Answer: D: Yersinia enterocolitica 
Explanation: Ans. is 'd' i.e., Yersinia enterocolitica