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: Medicine
All the following are the micro-manipulative methods in Assisted reproductive technique EXCEPT- 
Select and explain. 
A. Intra-cytoplasmic sperm injection, B. Intra-uterine insemination, C. Zona drilling, D. Zona cracking
B: Intra-uterine insemination
Answer: B: Intra-uterine insemination 
Explanation: None