The year-end trial balance for beltway corporation appears as follows: beltway corporation trial balance december 31 debit credit cash $ 300 accounts receivable 500 prepaid insurance 60 supplies 140 equipment 4,000 accumulated depreciation, equipment $ 800 unearned revenues 300 common stock 1,000 retained earnings 1,400 service revenue 3,000 salaries and wages expense 1,000 rent expense 500 $ 6,500 $ 6,500 if the company has not yet recorded its performance of $200 of services to a customer who had paid in advance, the company should record an adjusting entry that
a) debits depreciation expense for $200 and credits accumulated depreciation for $200.b) debits depreciation expense for $200 and credits equipment for $200.c) debits accumulated depreciation for $200 and credits equipment for $200.d) debits equipment for $200 and credits accumulated depreciation for $200.e) debits depreciation expense for $200 and credits cash for $200.