At the end of the current year, the accounts receivable account has a debit balance of $1,043,000 and sales for the year total $11,830,000. a. The allowance account before adjustment has a debit balance of $14,100. Bad debt expense is estimated at 3/4 of 1% of sales. b. The allowance account before adjustment has a debit balance of $14,100. An aging of the accounts in the customer ledger indicates estimated doubtful accounts of $45,100. c. The allowance account before adjustment has a credit balance of $6,600. Bad debt expense is estimated at 1/4 of 1% of sales. d. The allowance account before adjustment has a credit balance of $6,600. An aging of the accounts in the customer ledger indicates estimated doubtful accounts of $54,800. Determine the amount of the adjusting entry to provide for doubtful accounts under each of the assumptions (a through d) listed above. X a. b. 59,200 C. d. 48,200 X