A Shoe Retailer Uses Its Marketing Database to Run a Recency,frequency,monetary

Multiple Choice

A shoe retailer uses its marketing database to run a recency,frequency,monetary analysis on its customers.In this context,recency refers to: 

A)  how often a consumer was reached with any kind of advertising message.  
B)  how often a consumer was reached through a direct marketing medium. 
C)  how long it has been since a consumer shopped at or bought a product from the company. 
D)  how often a consumer purchases a product from a certain product category.