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: Radiology
Which of the following is the best view for visualizing minimal pneumoperitonium:- September 2005 
Select and explain. 
A. X-ray abdomen-erect view, B. X-ray abdomen-supine view, C. Left lateral decubitus with horizontal beam, D. Left lateral view with veical beam
C: Left lateral decubitus with horizontal beam
Answer: C: Left lateral decubitus with horizontal beam 
Explanation: Ans. C: Left lateral decubitus with horizontal beam