By Examining Checkout Data,supermarkets Have Learned That People Who Are

question 60

Multiple Choice

By examining checkout data,supermarkets have learned that people who are buying non-alcoholic beer typically also buy a bag of salty snacks. As a result of this finding,supermarkets often place displays of non-alcoholic beer near the chips and pretzel aisle. Which of the following activities would help supermarkets with this strategy?

• A)optical scanning  
• B)electronic data interchange  
• C)bar coding  
• D)data mining