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
False about MRCP 
Select and explain. 
A. Non - invasive, B. To visualize bilary and pancreatic duct, C. Iodinated contrast agent are used, D. All of the above
C: Iodinated contrast agent are used
Answer: C: Iodinated contrast agent are used 
Explanation: No need to inject contrast.
Stationary fluid in panceratic and biliary ducts serves as a intrinsic contrast.