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: Anatomy
[{'content': 'The efferent limb of the cremaster reflex is provided by \nSelect and explain. \nA. Femoral branch of the genitofemoral, B. Genital branch of the genitofemoral nerve, C. Ilioinguinal nerve, D. Pudendal nerve', 'role': 'user'}, {'content': 'Answer: B \nExplanation: -\xa0\xa0\xa0\xa0\xa0\xa0\xa0 Cremastric reflex- \n\nAfferent- Femoral branch of genitofemoral nerve\nEfferent- Genital branch of genitofemoral nerve', 'role': 'assistant'}]