I am struggling with the closing entry in the problem

Copyright 2014 Christine Jonick Write-offs of Accounts Receivable and Note Receivable Transactions You are Jonick Corporation, a company that sells merchandise to customers. You have invoiced numerous customers on account. You use the allowance method, analysis of receivables, to account for uncollectible customer accounts, 1. 2. 1/1/13 1 Journalize the transactions below related to write-offs of Accounts Receivable. Post the transactions to the ledgers. You will only post to the Note Receivable, Allowance for Doubtful Accounts, Interest Revenue, and Bad Debt Expense accounts. You determine that $8,400 of accounts receivable will be uncollectible in 2013. Correct Date 1/1/13 2/25/13 Account Bad Debt Expense Allowance for Doubtful Accounts Debit 8,400 Credit 8,400 You write off the $3,600 that Simpson Co. owes you on account. Correct Date Account 2/25/13 Allowance for Doubtful Accounts Accounts Receivable 4/17/13 Debit 3,600 Credit 3,600 You receive a 30-day note at 10% interest for $4,800 from Pippin Sportswear (a customer on account.) Correct Date Account 4/17/13 Note Receivable Accounts Receivable 5/3/13 Debit 4,800 Credit 4,800 You write off the $1,200 that Levitz Furniture Company owes you on account. Correct Date Account Debit Credit 5/3/13 5/11/13 Allowance for Doubtful Accounts Accounts Receivable 1,200 1,200 Simpson Co. pays you in full for the amount you had written off on February 25. You reinstate the account. Correct Date Account 5/11/13 Accounts Receivable Allowance for Doubtful Accounts Cash Accounts Receivable 5/16/13 Debit 3,600 Credit 3,600 3,600 3,600 Pippin Sportswear pays the note owed due to you from April 17. Correct Date Account 5/16/13 Cash Note Receivable Interest Revenue 11/15/13 Debit 4,840 Credit 4,800 40 You write off the $7,500 that Levitz Furniture Company owes you on account. Correct Date Account 11/15/13 Allowance for Doubtful Accounts Accounts Receivable 12/31/13 Credit 7,500 You close the Interest Revenue and Bad Debt Expense accounts. Date Account 12/31/13 Bad Debt Expense Interest Revenue Retained Earnings 1/1/14 Debit 7,500 Debit 8,360 40 Credit 8,440 You determine that $9,200 of accounts receivable will be uncollectible in 2014. Correct Date Account Debit Credit 1/1/14 3/7/14 Bad Debt Expense Allowance for Doubtful Accounts 9,500 9,500 You write off the $6,100 that Flintstone Co. owes you on account. Correct Date 3/7/14 6/12/14 Account Allowance for Doubtful Accounts Accounts Receivable Debit 6,100 Credit 6,100 You receive a 60-day note at 12% interest for $2,000 from John Glenn Co. (a customer on account.) Correct Date Account 6/12/14 Note Receivable Accounts Receivable 7/8/14 Debit 2,000 Credit 2,000 You write off the $900 that Rubble Co. owes you on account. Correct Date 7/8/14 8/11/14 Account Allowance for Doubtful Accounts Accounts Receivable Debit 900 Credit 900 John Glenn Co. dishonors the note of June 12 that is now due. Correct Date Account 8/11/14 Accounts Receivable Note Receivable Interest Revenue 9/14/14 Debit 2,040 Credit 2,000 40 Flintstone Co. pays you $1,000 for the amount you had written off on March 7. You reinstate the account. Correct Date Account Debit Credit 9/14/14 Accounts Receivable Allowance for Doubtful Accounts Cash Accounts Receivable 12/30/14 1,000 1,000 1,000 1,000 You write off the amount that John Glenn Co. owes you. Correct Date Account 12/30/14 Allowance for Doubtful Accounts Accounts Receivable 12/31/14 Credit 2,040 You close the Interest Revenue and Bad Debt Expense accounts. Date Account 12/31/14 Retained Earnings Bad Debt Expense Retained Earnings 1/1/15 Debit 2,040 Debit 9,500 Credit 9,500 You determine that $9,500 of accounts receivable will be uncollectible in 2015. Correct Date 1/1/15 Account Bad Debt Expense Allowance for Doubtful Accounts Debit 8,340 Credit 8,340 Scoring Journal entries Ledger accounts Total Possible 17 4 21 Number Correct 15 4 19 Grade 90% Correct Date Item Allowance for Doubtful Accounts Debit Credit Debit 8,400 3,600 1,200 3,600 7,500 300 9,500 6,100 900 1,000 2,040 8,340 Credit 8,400 4,800 3,600 7,200 9,200 3,100 2,200 3,200 1,160 9,500 Correct Date Item Note Receivable Debit Credit 4,800 4,800 2,000 2,000 Debit 4,800 0 2,000 0 Credit Correct Date Item Interest Revenue Debit Credit Debit Credit 40 40 0 40 0 40 40 40 Correct Date Item Bad Debt Expense Debit Credit 8,400 8,400 9,500 9,500 8,340 Debit 8,400 0 9,500 0 8,340 Credit