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: Medicine
[{'content': 'Unilateral high stepping gait is seen in - \nSelect and explain. \nA. L5 radiculopathy, B. Distal radiculopathy, C. Cauda Equino syndrome, D. None of the above', 'role': 'user'}, {'content': 'Answer: A \nExplanation: None', 'role': 'assistant'}]