This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Upper limb, Subject name: Anatomy
[{'content': 'All are functions of Latissimus Dorsi except \nSelect and explain. \nA. External rotation of shoulder, B. Extension, C. Adduction, D. Medial rotation', 'role': 'user'}, {'content': 'Answer: A \nExplanation: External rotation of shoulder is mediated by the actions of muscles like posterior fibres of deltoid,infraspinatus and teres minor. B D Chaurasia 7th edition Page no : 65', 'role': 'assistant'}]