By Examining Checkout Data, Supermarkets Have Learned That People Who

Multiple Choice

By examining checkout data, supermarkets have learned that people who are buying beer typically also buy a bag of salty snacks. As a result of this finding from ____, supermarkets often place displays of beer near the chips and pretzel aisle.

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