Northern, Inc. sold 10 snowplows that attach to the front of trucks on December 31, 2020, at a total price of $100,000, with a warranty guarantee that the product was free of any defects. These warranty guarantees extend for a two-year period and are estimated to cost $3,000. Northern, Inc. also sold extended warranties (service-type warranties) related to eight plows for two years beyond the two-year period for a total of $16,000. Determine the amounts to report for the following accounts at December 31, 2020