Answer:
The answer is - Epidemiological studies
Explanation:
The options are;
a. Clinical studies
b. Basic medical research studies
c. Market research studies
d. Epidemiological studies
The answer is D- Epidemiological studies.
Epidemiology deals with the study of diseases in human or animal population, how they occur, when the occur and where they occur. It helps determine the factors associated with diseases and what factors can help protect against these diseases. 
Epidemiological studies are used to estimate the frequency of a disease and find potential causes for the occurrence of the disease.
Therefore scientist carry out epidemiological studies through the use of interviews, surveys and measurements in order to study a large group of people.
 
        
             
        
        
        
That statement is true.
The government only imposed regulations only if the hunting behaviors threaten the balance in that specific ecosystem. (such as targeting near extinct animals, burning down the woods during the process, etc)
While ethics usually rely on the hunter' principle and morality (such as not torturing the animals)
        
                    
             
        
        
        
The correct answer is B. Just took the tes and know its B for sure
 
        
                    
             
        
        
        
Answer:
The expectancy theory
Explanation:
The expectancy theory suggests that,  assuming they have choices, people will make the choice that promises them the greatest reward if they think they can get
I hope this helps you.
 
        
             
        
        
        
Answer:
Because, the world be like that sometimes.
Explanation: