The following items are accounting changes and errors. For each item above, indicate whether the item is a (a) change in accounting principle, (b) change in accounting estimate, (c) change in accounting entity, or (d) error. 1. Recorded expense, $87,000; should be $78,000. 2. Changed useful life of a machine. 3. Changed from single-company to consolidated financial statements. 4. Changed from straight-line to accelerated depreciation e 5. Change in residual value of an intangible operational asset. 6. Changed from cash-basis to accrual-basis in accounting for bad debts. 7. Changed from FIFO to average cost method in accounting for inventory 8. Due to a change in ownership percentage, a company previously consolidated will no longer be consolidated for financial statement purposes 9. Changed to a new accounting principle required by the FASB. 10. Change in the rate of expected uncollectible accounts applied to accounts receivable in determining the allowance for doubtful account adjustment e