This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Small & Large Intestine, Subject name: Surgery
[{'content': 'Multiple strictures in intestine are found in: \nSelect and explain. \nA. Radiation enteritis, B. Duodenal ulcer, C. Ulcerative colitis, D. Gastric erosion', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Ans. (a) Radiation enteritisRef: Sabiston 19th edition, Pages 1273-1274* Multiple and long strictures are more characteristic of radiation enteritis', 'role': 'assistant'}]