This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Pelvis and Hip injuries, Subject name: Orthopaedics
[{'content': 'A patient has trauma with dislocation of hip. On examination the patient has following deformity. Type of hip dislocation- DELETE \nSelect and explain. \nA. Anterior, B. Posterior, C. Inferior, D. None', 'role': 'user'}, {'content': 'Answer: B \nExplanation: *Abduction, flexion and internal rotation deformity with shoening of limb is characteristic of posterior dislocation.', 'role': 'assistant'}]