Which of the following errors would cause the adjusted trial balance to be unequal? a.The adjustment for accrued fees of $16,340 was journalized as a debit to Accounts Payable for $16,340 and a credit to Fees Earned of $16,340. b.The adjustment for prepaid insurance was omitted. c.The adjustment for depreciation of $3,545 was journalized as debit to Depreciation Expense for $3,454 and a credit to Accumulated Depreciation of $3,545. d.The adjustment for unearned revenue was omitted.