Sensory supply of vocal cords is
Above the vocal cords, the larynx is supplied by internal laryngeal nerve--a branch of superior laryngeal, and below the vocal cords by the recurrent laryngeal nerve. Ref: PL Dhingra Textbook of Ear, Nose and Throat, Edition 7, page - 337
Internal laryngeal nerve
Recurrent laryngeal nerve
Superior laryngeal nerve
All of the above
Larynx