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
Methods used for Laparoscopic sterilization include the following except : 
Select and explain. 
A. Electrocoagulation, B. Falope ring, C. Irving, D. Filchie clip
C: Irving
Answer: C: Irving 
Explanation: Irving