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': 'Boundary of triangle of auscultation is not formed by - \nSelect and explain. \nA. Serratus anterior, B. Scapula, C. Trapezius, D. Latissimus dorsi', 'role': 'user'}, {'content': 'Answer: A \nExplanation: -\xa0\xa0\xa0\xa0\xa0\xa0\xa0 Boundaries of triangle of auscultation\n\n\xa0 \xa0Medial- Trapezius\n\xa0 \xa0Lateral- Scapula\n\xa0 \xa0Inferior- latissimus dorsi', 'role': 'assistant'}]