Please answer the second part regarding carrying amount of the accounts receivable (1) before the write off, and (2) after the write off?

At the end of 2020, Cullumber Co. has an allowance for doubtful accounts of $40,000. On January 31, 2021, when it has accounts receivable of $620,000, Cullumber Co. learns that its $7,900 receivable from Tokarik Inc. is not collectible. Management authorizes a write off. Your answer is correct. Record the write off. (Credit account titles are automatically indented when the amount is entered. Do not indent manually. If no entry is required, select "No Entry" for the account titles and enter Ofor the amounts.) Date Account Titles and Explanation Debit Credit Jan. 31 Allowance for Doubtful Accounts 7900 Accounts Receivable 7900 (To record write off of accounts receivable.) e Textbook and Media List of Accounts X Your answer is incorrect. What is the carrying amount of the accounts receivable (1) before the write off, and (2) after the write off? (1) Before the write off $ 620000 (2) After the write off $ 620000