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: Unknown
10% of total deaths in a city is due to accidents. There are 500 total deaths reported. What is true? 
Select and explain. 
A. 10% is case fatality rate., B. Out of total deaths 50 are due to accidents., C. Both of these, D. None of these.
B: Out of total deaths 50 are due to accidents.
Answer: B: Out of total deaths 50 are due to accidents. 
Explanation: - Proportional Mortality Rate ( PMR)