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
True about enterocutaneous fistula -a) High output fistula drains 500 ml/dayb) Malignancy is most common causec) Fluid & electrolyte loss can occurd) No skin damage 
Select and explain. 
A. a, B. bc, C. ad, D. ac
D: ac
Answer: D: ac 
Explanation: None