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
To avoid contraception DMPA Is given : 
Select and explain. 
A. Monthly, B. 3 Monthly, C. 6 Monthl, D. Yearly
B: 3 Monthly
Answer: B: 3 Monthly 
Explanation: Ans. is b i.e. 3 monthly