Dare Makes Breton Snack Crackers,which Compete with Many Other Brands

Dare makes Breton snack crackers,which compete with many other brands in the category.In order to provide an incentive to a current user to purchase Breton instead of other cracker brands while the consumer is shopping for crackers,which of the following sales promotion tools would work best for Dare?

A) In-store sampling
B) Special pricing of 2 packages for $5 instead of the $2.89 regular price
C) Image advertising
D) In-pack coupons for any variety of Breton crackers