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: Unknown
[{'content': 'Common bone to fracture with fall on outstretched hand is: \nSelect and explain. \nA. Radius, B. Ulna, C. Scaphoid, D. Lunate', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ref. Textbook of Orthopedics, Ebnezar. Page. 168\n\xa0\nThe most common location will be radius\nA fall onto an outstretched arm may cause the following injuries\n\nFracture of the clavicle\nFracture of the surgical head of the humerus\nSupracondylar fracture of the humerus\nFracture of the head and neck of the radius\nGaleazzi fracture dislocation\nColles' fracture\nRadial styloid fracture\nFracture of the scaphoid\nFracture of the triquetral", 'role': 'assistant'}]