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': 'Wrist joint is formed by articulation of - \nSelect and explain. \nA. Lower end of radius and carpal bones, B. Lower end of radius, articular disc and carpal bones, C. Lower end of radius and ulna, and carpal bones, D. Lower end of radius and intercarpal joint or inferior radioulnar joint', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Components of wrist joint\n-\xa0\xa0\xa0\xa0\xa0\xa0\xa0 Distal end of radius\n-\xa0\xa0\xa0\xa0\xa0\xa0\xa0 Articular disc of inferior radioulnar joint\n-\xa0\xa0\xa0\xa0\xa0\xa0\xa0 Scaphoid, lunate, triquetral.', 'role': 'assistant'}]