All the following may predispose to colorectal cancer EXCEPT

1.	All the following may predispose to colorectal cancer EXCEPT
A.	Familial adenomatous polyposis
B.	High fibre, low fat diets
C.	Ulcerative colitis
D.	Schistosomal colitis
E.	Exposure to irradiation
Answer» C. Ulcerative colitis

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All the following may predispose to colorectal cancer EXCEPT

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