Direct Marketing Experts Stone and Jacobs Use an RFM Formula

Multiple Choice

Direct marketing experts Stone and Jacobs use an RFM formula to identify the best customers."RFM" is an acronym for:

A) replicate, find, and monitor.
B) research, finance, and manage.
C) regulate, fund, and maintain.
D) recency, frequency, and monetary.
E) reach, frugality, and marketability.