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: Anatomy
[{'content': 'All are infraclavicular branches of brachial plexus except ? \nSelect and explain. \nA. Ulnar nerve, B. Long thoracic nerve, C. Axillary nerve, D. Thoracodorsal nerve', 'role': 'user'}, {'content': "Answer: B \nExplanation: Ans. is `b' i.e., Long thoracic nerve", 'role': 'assistant'}]