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': 'Pisiform aiculates with - \nSelect and explain. \nA. Scaphoid, B. Trapezium, C. Triquetral, D. Lunate', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Triquetral', 'role': 'assistant'}]