A machine with a cost of $66,538.00 has an estimated residual value of $4,029.00 and an estimated life of 3 years or 16,350 hours. It is to be depreciated by the units-of-output method. What is the amount of depreciation for the second full year, during which the machine was used 3,383 hours? Do not round your intermediate calculations. $41,672.67 $12,933.82 $20,836.33 $13,767.47