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
[{'content': "Signe-de-Dance is - \nSelect and explain. \nA. Empty right iliac fossa in intussusception, B. Pincer shaped appearance in barium enema in intussusception, C. Tenderness at the McBurney's Point, D. Passing of large quantities of urine in hydronephrosis", 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. is 'a' i.e., Empty right iliac fossa in intussusception.", 'role': 'assistant'}]