This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General anatomy, Subject name: Anatomy
[{'content': 'Regula vein, aery and nerve ("VAN") arrangement \nSelect and explain. \nA. First intercostal space, B. Second intercostal space, C. Third intercostal space, D. Eleventh intercostal space', 'role': 'user'}, {'content': 'Answer: A \nExplanation: BD CHAURASIA S HUMAN ANATOMY Vol1 Pg 222 Sixth edition The general arrangement of first intercostal space is vein,aery and nerve(VAN)', 'role': 'assistant'}]