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: Medicine
A 25 yrs women presents with bloody diarrhea & is diagnosed as a case of Ulcerative colitis.Which of the following condition is not associated : 
Select and explain. 
A. Sclerosing cholengitis, B. Iritis, C. Ankylosing spondylitis, D. Pancreatitis
D: Pancreatitis
Answer: D: Pancreatitis 
Explanation: Answer is D (Pancreatitis)