This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Miscellaneous, Subject name: Social & Preventive Medicine
According to WHO, MMR is 
Select and explain. 
A. Death immediately after the delivery, B. Death after 42 days, C. Death after 30 days, D. Death after 7 days
B: Death after 42 days
Answer: B: Death after 42 days 
Explanation: (B) Death after 42 days > Late maternal death: A late maternal death is the death of a woman from direct or indirect obstetric causes more than 42 days but less than one year after termination of pregnancy.