This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Breast, Subject name: Surgery
[{'content': 'Not preserved in modified radical mastectomy is \nSelect and explain. \nA. Cephalic vein, B. Pectoralis minor, C. Pectoralis major, D. Branches of Inter costobrachial Nerve', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Ans. (d) Branches of Inter costobrachial Nerve(Ref. Bailey and Love 6th Edition Page 813)Structures preserved in MRM:* Axillary Vessels* Bells nerve* Cephalic vein* Nerve to Latissmus dorsi* Pectoralis Major', 'role': 'assistant'}]