The trial balance for Greenway Corporation appears as follows: Greenway Corporation Trial Balance December 31 Cash Accounts Receivable Prepaid Insurance Supplies Office Equipment Accumulated Depreciation, Office Equipment Accounts Payable Common Stock Retained Earnings Service Revenue Salaries Expense Rent Expense $ 300 500 60 140 4,000 $ 800 300 1,000 1,400 3,000 1,000 500 $6,500 $6,500 If the estimated depreciation for office equipment were $800, the adjusting entry would contain a: Select one: a. credit to Accumulated Depreciation Office Equipment for $800 b. credit to Depreciation Expense, Office Equipment for $800 c. debit to Accumulated Depreciation, Office Equipment for $800 d. credit to Office Equipment for $800