4. With the goal of attracting as much customers as possible in the CAR region, LISA Appliance Co. engaged in a customer satisfaction program and marketing strategy for two of their major lines of products: (1) electrical appliances and (2) household and office furniture. All branches in the region are participating in the companys promotions. In the customer satisfaction program, LISA provides one-year warranty replacement of parts and labor of the electrical appliances sold. Based on past experience, the estimated warranty cost is 3% of sales. During 2021, total sales of electrical appliances was 7,200,000. Replacement parts and labor for warranty work totaled 184,000 during 2021. In the companys marketing strategy for the household and office furniture section, customers are given a coupon for every 1,000 spent on these items. Customers may exchange 10 coupons plus 500 for a hot and cold water dispenser. Each water dispenser cost 1,200 and estimates that 40% of the coupons given to customers will be redeemed. During 2021, sales of household and office furniture totaled 2,600,000. A total of 100 water dispensers used in the promo were purchased and there were 800 coupons redeemed in 2021. The accrual method is used by LISA to account for the warranty and premium costs for financial reporting purposes. The balances in the accounts related to warranties and premiums on January 1, 2021 were shown as follows: Inventory of hot and cold water dispensers - 30 units; Estimated premiums claims outstanding - 17,500;Estimated liability for warranty - 80,000. How much is the premium expense for the year ended December 31, 2021?

a. 43,300

b. 72,800

c. 60,000

d. 34,300