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
The commando operation is - 
Select and explain. 
A. Abdomino-perineal resection of the rectum for carcinoma, B. Disaiculation of the hip for gas gangrene of the leg, C. Extended radical mastectomy, D. Excision of carcinoma of the tongue, the floor of the mouth, pa of the jaw and lymph nodes enbloc
D: Excision of carcinoma of the tongue, the floor of the mouth, pa of the jaw and lymph nodes enbloc
Answer: D: Excision of carcinoma of the tongue, the floor of the mouth, pa of the jaw and lymph nodes enbloc 
Explanation: Ans. is 'd' i.e., Excision of carcinoma of the tongue, the floor of the mouth, pa of the jaw and lymph nodes enbloc