Nerve of the second arch is:: (A) Mandibular nerve, (B) Facial nerve, (C) Glossopharyngeal nerve, (D) Recurrent laryngeal nerve
Answer is B. I arch: Mandibular division V nerve 
II Arch: Facial nerve (VII) 
III Arch: Glossopharyngeal nerve (IX nerve)  
IV arch: External laryngeal and recurrent laryngeal branches of vago-accessory complex