This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Non communicable diseases, Subject name: Social & Preventive Medicine
Crude death rate is an indicator that shows relationship between - 
Select and explain. 
A. Population & total morntality, B. Population & propoional moality, C. Population & age-specific moality, D. None of the above
A: Population & total morntality
Answer: A: Population & total morntality 
Explanation: park's textbook of preventive and social medicine 23rd edition. *crude death rate:no of death during the year divided by mid year population multiplied by 1000.