Canliss Mining uses the replacement method to determine depreciation on its office equipment. During 2016, its first year of operations, office equipment was purchased at a cost of $29,000. Useful life of the equipment averages four years and no salvage value is anticipated. In 2018, equipment costing $5,900 was sold for $780 and replaced with new equipment costing $6,500. Canliss would record 2018 depreciation of:

a) none of these answer choices are correct b) 5720 c) 5120 d) 3550