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: Surgery
Commando's operation doesn't include: 
Select and explain. 
A. Total glossectomy, B. Hemimandibulectomy, C. Removal of floor of mouth, D. Modified radical neck dissection
D: Modified radical neck dissection
Answer: D: Modified radical neck dissection 
Explanation: Commondo's operation includes radical neck dissection which is indicated when carcinoma is fixed to mandible along with infiltration of mouth.