Which of the Following Describes a Sales Promotion That Can

Which of the following describes a sales promotion that can be used by a marketer to defend its current customer base?

A) Use special price promotions to encourage consumers to stock up on the brand.
B) Use bonus pack promotions to get consumers to buy larger sizes.
C) Use coupons to encourage consumers to continue to buy the brand.
D) Use trade promotions to encourage retailers to display and promote the brand.
E) Do any or all of the above.