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: Pathology
Premalignant conditions of the GIT are -a) Iliocecal TBb) Familial polyposisc) Villous adenomasd) Ulcerative colitis 
Select and explain. 
A. abc, B. acd, C. ac, D. bcd
D: bcd
Answer: D: bcd 
Explanation: None