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
25-yrs women present with bloody diarrhoea & are diagnosed as a case of Ulcerative colitis. Which of the following condition is not associated - 
Select and explain. 
A. Sclerosing cholangitis, B. Iritis, C. Ankylosing spondylitis, D. Pancreatitis
D: Pancreatitis
Answer: D: Pancreatitis 
Explanation: None