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
Colonoscopy is needed as screening in which of the following syndrome 
Select and explain. 
A. FAP, B. Lynch, C. Turcot, D. All of the above
D: All of the above
Answer: D: All of the above 
Explanation: None