At December 31 of the current year, a company reported the following: Total sales for the current year: $750,000 includes $230,000 in cash sales Accounts receivable balance at Dec. 31, end of current year: $180,000 Allowance for Doubtful Accounts balance at January 1, beginning of current year: $7,000 credit Bad debts written off during the current year: $4,700. Which of the following is part of the necessary adjusting entries to record bad debts expense assuming this company's bad debts are estimated to equal 2% of credit sales?