On January 1, 2014, Zollinger Corp. purchased a piece of equipment for $12,000. The equipment has a useful life of four years and an estimated salvage value of $2,000. Assume that Zollinger uses the double-declining balance method for calculating depreciation. What amount will be reported as "Depreciation Expense" on the 2016 income statement? $1,000. $1, 500. $3,000. $5,000. $6,000