Answer:
Ethnographic research 
Explanation:
Ethnographic research is a research method that studies behaviour of people in their own environment. This method uses methods such as face to face observation and interviewing. The objective of this is to provide a detailed description of the needs of the customers so that the product can be designed accordingly. 
Thus, when Hershey Chocolate observe shoppers who buy chocolates and other candies. After shoppers make their purchase, the researchers, standing at the end of the aisle, ask a few demographic and psychographic questions to better know who the buyers are. Then they give the shoppers some free chocolates for their time. This is an example of ethnographic research. 
 
        
             
        
        
        
Saudi Arabia is named after the ruling family: the Saud family. 
This family goes back to 18th century, and one of its members gained control of the Arabian Peninsula and founded a kingdom: 
His name was Abdulaziz Ibn Saud. In the Arab world, he's known mostly as Abdulaziz and in the western World as "Ibn Saud". 
        
             
        
        
        
Basically he wants to privatise environmental protection and clean up
        
             
        
        
        
According to the conflict theory of crime and deviance, social inequality and power underlie how crime, deviance and punishment is characterized. The wealthy and influential members in society determine whom and which behaviors are deemed deviant and punishable. The conflict theory can be misused to rationalize behavior because it implies that there aren't any behaviors or individuals who are inherently deviant , instead behaviors and individuals are deemed deviant when they do not serve the interests of affluent members of society.