Nemo Co. includes one coupon in each bag of dog food it sells. In return for eight coupons, customers receive a leash. The leashes cost Nemo $4 each. Nemo estimates that 45 percent of the coupons will be redeemed. Data for 2020 and 2021 are as follows: 2020 2021 Bags of dog food sold 500,000 600.000 Leashes purchased 18,000 22.000 Coupons redeemed 120,000 150.000 The premium expense for 2020 is O $250.000 O $60.000 O $100,000 O $112.500