This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Contraception, Subject name: Gynaecology & Obstetrics
Ideal contraceptive for a couple living in different cities meeting only occasionally : 
Select and explain. 
A. Barrier method, B. IUCD, C. OCP, D. DMPA
A: Barrier method
Answer: A: Barrier method 
Explanation: The advantages of condom are: 1 they are easily available 2 safe and inexpensive 3 easy to use 4 no side effects 5 light ,compact and disposable 6 provides protection not only against pregnancy but also against STD PARKS TEXTBOOK OF PREVENTIVE AND SOCIAL MEDICINE 23 rd EDITION PAGE NO 494