<prompt> A sublingual cancer in a 65 year old tobacco chew er has involved the mandible. The commando surgery has been planned. All of the following in removed in commando operation except -Involved mandibleOral cancerAccessory nerveNeck lymphnodes  <response>: Ans. is c i.e., Accessory nerve Commando operationo Commando operation is done for oral cancers which have involvement of mandibleo Its a composite resection of the Primary oral cancer, Involved mandible and Neck dissection 