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: Social & Preventive Medicine
Highest pregnancy rate is associated with 
Select and explain. 
A. Lippies loop IUD, B. Copper T IUD, C. Progestatsert IUD, D. LNG - IUD
A: Lippies loop IUD
Answer: A: Lippies loop IUD 
Explanation: None