This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Upper Limb Traumatology, Subject name: Orthopaedics
[{'content': 'What is application of Plaster of Paris all around the surface called ? \nSelect and explain. \nA. Cast, B. Slab, C. Spica, D. None of the Above', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Plaster of Paris with water :- When applied on one surface - Slab When applied all around- Cast When goes around the spine (limb+spine) - Spica', 'role': 'assistant'}]