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': 'The commonly injured carpal bone next to scaphoid is - \nSelect and explain. \nA. Triquetrum, B. Trapezoid, C. Lunate, D. Capitate', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Most common carpal bones fractured → Scaphoid\nSecond most common carpal bone fractured → Triquetrum\nThird most common carpal bone fractured → Lunate', 'role': 'assistant'}]