Mariano Corporation sells 9,000 units of inventory during the first year of operations for $700 each. Mariano provides a one- year warranty on parts. It is estimated that 5% of the units will be defective and that repair costs are estimated to be $70 per unit. In the year of sale, warranty contracts are honored on 70 units for a total cos $4,900. What amount will be reported as Estimated Warranty Liability at the end of the year? O A. $26,600 . $4.900 OC. $17,150 O D. $31,500