please answer both

plan Tering a REE pre for every purchas of its most popular product. The premium being considered costs $2.00 per unit. Historical records show that this type of promotion typically triples the product's average monthly sales. On an average month, the product being considered for sales promotion sells 8,000 units and its unit contribution at full price $3.00. However, historical records show that sales for the month after a premium promotion is 25% lower than the average. What is the contribution after promotion of this premium promotion? Select one: O a. -$60,000 O b. $72,000 O c. $24,000 O d. $18,000 A company distributes 15,000 coupons and expects 5% of coupons distributed to be redeemed in January. It projects January total unit sales to equal 4,500 units. How many units are projected to sell without a coupon in January? Select one: a. 225- b. 10,500 c. 750 d. 3750