This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General surgery, Subject name: Surgery
[{'content': 'True about Keloid \nSelect and explain. \nA. Regresses spontaneously, B. Grows beyond border of wound, C. Precancerous lesion, D. More common men', 'role': 'user'}, {'content': 'Answer: B \nExplanation: "A keloid scar is defined as excessive scar tissue that extends beyond the boundaries of the original incision or wound" Bailey and love 26th edition Pg: 30', 'role': 'assistant'}]