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
[{'content': 'In surgical procedure NOTES entry point is through \nSelect and explain. \nA. Anus, B. Umbilicus, C. Mouth, D. None', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Answer- C. MouthScarless surgery, also known as Natural Orifice Translumetal Endoxopic Surgery (NOTES), involves passing surgical instruments through a natural orifice, such as mouth and vagina', 'role': 'assistant'}]