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
Which of the following estimating the burden of a disease in the community is- 
Select and explain. 
A. Disease specific mortality, B. Proportional mortality rate, C. Maternal mortality rate, D. Child mortality rate
B: Proportional mortality rate
Answer: B: Proportional mortality rate 
Explanation: None