uestion ot yet answered Points out of .00 At the beginning of 2013, the Mackinac Company purchased a machine for $510,000 (salvage value of $60,000) that had a useful life of 6 years. The bookkeeper used straight-line depreciation, but failed to deduct the salvage value in computing the depreciation base. Depreciation has been recorded through 2015. Flag uestion The errors were discovered on 1/10/16, the 2015 books are still open. Correcting jounal entries would include what entry to 2015 Depreciation Expense? Select one: O a. $10,000 debit O b. $10,000 credit O C. $20,000 debit O d. $20,000 credit