This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: G.I.T, Subject name: Surgery
[{'content': 'Murphy&;s sign is seen in? \nSelect and explain. \nA. Acute appendicitis, B. Acute cholecystitis, C. Acute pancreatitis, D. Ectopic pregnancy', 'role': 'user'}, {'content': "Answer: B \nExplanation: In the acute phase of CHOLELITHIASIS, the patient may have right upper quadrant tenderness that is exacerbated during inspiration by the examiner's right subcostal palpation (Murphy's sign). Ref: Bailey & Love&;s Sho Practice of Surgery,E25,Page-967,", 'role': 'assistant'}]