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: Unknown
The appearance of the colon on a barium enema is seen in 
Select and explain. 
A. Amoebiasis, B. Ulcerative colitis, C. Tuberculosis of the colon, D. Crohn’s involvement of the colon
A: Amoebiasis
Answer: A: Amoebiasis 
Explanation: None