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: Orthopaedics
[{'content': "`Ulnar paradox' is seen in - \nSelect and explain. \nA. High ulnar lesion, B. Low ulnar lesion, C. Triple nerve disease, D. Combined ulnar and median nerve injury", 'role': 'user'}, {'content': 'Answer: A \nExplanation: Ulnar claw hand is seen in lower ulnar nerve palsy not in high ulnar nerve palsy. It is called ulnar paradox.', 'role': 'assistant'}]