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: Dental
[{'content': 'In pediatric fracture of the body of the mandible which\nof the following is true of fracture line? \nSelect and explain. \nA. Downwards and forwards, B. Downwards and backwards, C. In a zigzag Line due to the presence of tooth buds, D. In a straight Line from above downwards', 'role': 'user'}, {'content': 'Answer: A \nExplanation: None', 'role': 'assistant'}]