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
Best contraceptive for a young unmarried female is: 
Select and explain. 
A. Oral pills, B. IUCD, C. Diaphragm, D. Vaginal pessary
A: Oral pills
Answer: A: Oral pills 
Explanation: Oral pills