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: Surgery
Pancreatitis caused bya) Ascending cholangitisb) ↑ed PTHc) CBD stoned) Alcohole) Starvation 
Select and explain. 
A. abc, B. acd, C. ac, D. bcd
D: bcd
Answer: D: bcd 
Explanation: Increased parathormone leads to hypercalcemia which can cause pancreatitis.