This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Skeletal System, Subject name: Radiology
[{'content': "Fracture shown in this radiograph is: \nSelect and explain. \nA. Colies' fracture, B. Smith's fracture, C. Bennet's fracture, D. Rolando's fracture", 'role': 'user'}, {'content': "Answer: C \nExplanation: Ans. C Bennet's fractureThere is a 2-part fracture of base of thumb (first metacarpal) with intra articular extension. Similar intra articular 3 part or comminuted fracture is known as Rolando's fractureQ. Abductor pollicis longus tendonQ - creates an un-opposed pull on the fracture fragments hence Bennet's fracture requires internal fixationQ.", 'role': 'assistant'}]