Nine West Retail Stores Is an International Operator of Shoe

Nine West Retail Stores is an international operator of shoe specialty stores.Each week,all Nine West retail outlets receive information about the fastest and slowest selling items in terms of style and colour; merchandise category (e.g.dress or casual) ; store,area or region; and for various time periods.This is an example of the use of:

A) marketing databases
B) competitive intelligence systems
C) internal records systems
D) client contact and sales force automation systems