This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General surgery, Subject name: Surgery
[{'content': 'Verres needle is used for \nSelect and explain. \nA. Creating pneumoperitoneum, B. Liver biopsy, C. Bone marrow biopsy, D. Spinal anaesthesisa', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Verres needle is used for creation of a pneumoperitoneum in closed method.Although this method is fast and relatively safe, there is a small but significant potential for intestinal or vascular injury on introduction of the needleRef: Bailey and Love 27e pg: 108', 'role': 'assistant'}]