PrinciOa Providing for Doubtful Accounts At the end of the current year, the accounts receivable account has a debit balance of $984,000 and sales for the year total $11,160,000. a. The allowance account before adjustment has a credit balance of $13,300. Bad debt expense is estimated at 1/4 of 1 % of sales b. The allowance account before adjustment has a credit balance of $13,300. An aging of the accounts in the customer ledger indicates estimated doubtful accounts of $42,600. c. The allowance account before adjustment has a debit balance of $8,800. Bad debt expense is estimated at 1/2 of 1% of sales d. The allowance account before adjustment has a debit balance of $8,800. An aging of the accounts in the customer ledger indicates estimated doubtful accounts of $73,000. Determine the amount of the adjusting entry to provide for doubtful accounts under each of the assumptions (a through d) listed above. a. b. C d