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
A depot contraceptive DMPA is to be given every 
Select and explain. 
A. 1 month, B. 3 months, C. 2 months, D. 6 months
B: 3 months
Answer: B: 3 months 
Explanation: None