At the end of 2020, Sheffield Company has accounts receivable of $816,000 and an allowance for doubtful accounts of $40,800. On January 16, 2021, Sheffield Company determined that its receivable from Ramirez Company of $6,120 will not be collected, and management authorized its write-off. (a) Prepare the journal entry for Sheffield Company to write off the Ramirez receivable. (If no entry is required, select "No Entry" for the account titles and enter O for the amounts, Credit account titles are automatically indented when the amount is entered. Do not indent manually.) Date Jan. 16, 2021 Account Titles and Explanation Debit Credit