This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Gastrointestinal Radiology, Subject name: Radiology
Doges Cap Sign is ? 
Select and explain. 
A. Air under Diaphragm, B. Air in Morrisons Pouch, C. Air on either side of Bowel Wall, D. Air under central tendon of Diaphgram
B: Air in Morrisons Pouch
Answer: B: Air in Morrisons Pouch 
Explanation: A) Air in Morrisons Pouch - Doges Cap Sign. B) Air on either side of Bowel Wall - Riglers Sign. C) Air under central tendon of Diaphgram - Cupola Sign.