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: Gynaecology & Obstetrics
Tube testing is done under : 
Select and explain. 
A. Ketamine, B. General anesthesia, C. No anesthesia, D. Local anesthesia
C: No anesthesia
Answer: C: No anesthesia 
Explanation: No anesthesia