A.J. Smith Electronics is a retail consumer electronics company that also sells extended warranty contracts for many of the products that it carries. The extended warranty provides coverage for three years beyond expiration of the manufacturer's warranty. In 2019, A.J. Smith sold extended warranties amounting to $1,700,000. The warranty coverage for all of these begins in 2020 and runs through 2022. The total expected cost of providing warranty services on these contracts is $500,000. How should A.J. Smith recognize revenue on the extended warranty contracts? Select the most appropriate answer below. a. A.J. Smith should recognize the extended warranty revenue in the year of sale of the electronics. b. A.J. Smith should recognize the extended warranty revenue when the manufacturer's warranty expires. c. A.J. Smith should recognize the extended warranty revenue proportionately during the three years of coverage. d. A.J. Smith should recognize the extended warranty revenue in the final year of the extended warranty.