Les Ailes De La Mode Is a Quebec Retail Store

Les Ailes de la Mode is a Quebec retail store that promotes the highest quality customer service.The company has established itself not only as a top retailer in the province,but also as a credit card and point program company,a cataloger,and even a publisher.It gathers customer information for its credit cards and point program through catalogue orders,and through subscriptions to its publications.
-Refer to Les Ailes de la Mode.How did Les Ailes de la Mode learn that its customers wanted more and better trained store personnel?

A) by using transaction-based interactions with customers while they were shopping in the store
B) by using retail-centric interactions with customers while they were shopping in the store
C) by using point-of-sale interactions with customers while they were shopping in the store
D) by using relationship-based interactions with customers while they were shopping in the store