This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Facial Nerve And Its Disorders, Subject name: ENT
[{'content': 'Most appropriate treatment of facial nerve injury in lateral facial wound is: \nSelect and explain. \nA. Secondary repair, B. Primary repair, C. Secondary repair with grafting, D. Healing with secondary intention', 'role': 'user'}, {'content': 'Answer: B \nExplanation: (b) Primary repair(Ref. Scott Brown, 6th ed., 1403)Any sudden onset palsy following injury (iatrogenic or non iatrogenic trauma), should be managed by immediate exploration and repair.', 'role': 'assistant'}]