Equipment with a cost of $160,000 has an estimated residual value of $10,000 and an estimated life of 5 years or 15,000 hours. It is to be depreciated by the units-ofproduction method. What is the amount of depreciation for the first full year, during which the equipment was used 3,300 hours? Select one: a. $33,000 b. $35,211 c. $44,000 d. $66,000