Which of the Following Statements About Database Marketing Is True

Which of the following statements about database marketing is true?

A) A customer database simply contains customers' names, addresses and phone numbers.
B) Database marketing is more frequently used by consumer- packaged goods manufacturers than by business- to- business marketers.
C) Service retailers seldom use database marketing.
D) A business- to- business customer database contains the same information as is found in a customer database for sales to ultimate consumers.
E) A marketing organisation can use their database to reactivate customer purchases and for data mining purposes.