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': "Commonest complication of Meckel's diverticulum is: \nSelect and explain. \nA. Bleeding, B. Perforation, C. Diverticulitis, D. Intussusception", 'role': 'user'}, {'content': 'Answer: A \nExplanation: Ans: a (Bleeding)Ref: Bailey & Love, 24th ed, p. 1159 & 23rd ed, p. 1033', 'role': 'assistant'}]