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33. Ball Company leased machinery to Denver Company on July 1,2021 , for a ten-year period expiring June 30,2031 . Equal annual payments under the lease are $250,000 and are due on July 1 of each year. The first payment was made on July 1, 2021. The rate of interest used by Harter and Stine is 9%. The lease receivable before the first payment is $1,750,000 and the cost of the machinery on Ball's accounting records was $1,550,000. Assuming that the lease is appropriately recorded as a sale for accounting purposes by Ball, what amount of interest revenue would Ball record for the year ended December 31, 2021? a. $67,500 b. $135,000 c. $157,500 d. $0