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
Investigation of choice for small intestine tumor: 
Select and explain. 
A. Ba meal follow through, B. Echo, C. X-ray abdomen, D. CT scan with contrast
D: CT scan with contrast
Answer: D: CT scan with contrast 
Explanation: Ans. CT scan with contrast