Electronic Retailers Can Collect Transaction Data for Their Data Warehouse

Multiple Choice

Electronic retailers can collect transaction data for their data warehouse, but they can also collect information by placing cookies on a visitor's hard drive. Cookies are

A) viruses.
B) frequent-shopper rewards.
C) text files that identify pirated software.
D) files that identify visitors when they return to a website.
E) text files used exclusively to determine demographic information.