When a Regular Customer Calls a Well-Known Pizza Delivery Restaurant,the

When a regular customer calls a well-known pizza delivery restaurant,the order taker types in the caller's name.The computer screen shows the customer's address,phone number,directions to his or her house,his or her usual order,and the date and frequency of orders.If the customer has not ordered during a two-month period or the average number of orders has been down,the pizza parlour mails them a coupon for their favourite pizza.The pizza parlour uses:

A) a retail information system
B) a data warehouse
C) a customer data system
D) a cross-docking warehouse system
E) a direct account management system