This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Growth, Development, and Behavior, Subject name: Pediatrics
[{'content': 'The first epiphyseal centre appears in: \nSelect and explain. \nA. Femur, B. Cuboid, C. Ossicles, D. Clavicle', 'role': 'user'}, {'content': "Answer: A \nExplanation: a. Femur(Ref: Nelson's 20/e p 3241)First epiphyseal centre to appear are:The calcaneal and talar ossification centers & the distal femoral & proximal tibial epiphyseal ossification centers are found at the level of the knee.", 'role': 'assistant'}]