Because of the High Costs of Coupons and Their Disappointing

Because of the high costs of coupons and their disappointing redemption rates,marketers of packaged-goods are:

A) issuing fewer coupons and using more everyday low pricing
B) shortening the time the coupon can be redeemed to create a feeling of urgency
C) using instant coupons on product packages
D) distributing single-all purpose coupons that can be redeemed for several brands
E) doing all of these