This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Surgery
[{'content': 'In Recurrent Anterior dislocation of shoulder, the movements that causes dislocation is \nSelect and explain. \nA. Flexion and internal rotation, B. Abduction and external rotation, C. Abduction and internal rotation, D. Extension', 'role': 'user'}, {'content': 'Answer: B \nExplanation: B i.e. Abduction & external rotation', 'role': 'assistant'}]