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: Surgery
[{'content': 'Most common location for diffuse axonal injuries: \nSelect and explain. \nA. Brain stem, B. Corpus callosum, C. Anterior 1/3rd of spinal cord, D. Junction of grey and white matter', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Diffuse axonal injury is caused\xa0 by shearing tension developed because of sudden acceleration or deceleration most commonly involving lobar junction of white and grey matter followed by corpus callosum and brain stem respectively.', 'role': 'assistant'}]