I believe theanswers are A,C, and D.
Answer:
Standardized mortality ratio
Explanation:
In epidemiology, the standardized mortality ratio or SMR, is a quantity, expressed as either a ratio or percentage quantifying the increase or decrease in mortality of a study cohort with respect to the general population.
An economic condition that fits that description is called scarcity where many have to fight for little resources, jobs ext. <span />
