Duke's Mayonnaise,a Regional Brand,just Recently Began Distributing Scanner-Delivered Coupons

Duke's mayonnaise,a regional brand,just recently began distributing scanner-delivered coupons.Which of the following is true regarding this delivery mode in this instance?

A) A consumer would get a Duke's mayonnaise coupon from a shelf location.
B) Any consumer who purchased Duke's mayonnaise would automatically receive a coupon for that brand at the checkout counter that is to be used at a later date.
C) A consumer who purchased Kraft's Mayonnaise, a competitive brand, would automatically receive a coupon for Duke's mayonnaise at the checkout counter that can be used on a future purchase of Duke's mayonnaise.
D) The redemption rate for coupons distributed this way would be about the same as that for media-delivered coupons.
E) A consumer who purchased Duke's mayonnaise would automatically receive a coupon for that brand at the checkout counter that can be used on that purchase at that time.