i need help with the red highlighted part :(

At January 1, 2022, Pembina Imports Inc reported this information on its balance sheet. Accounts receivable Less: Allowance for doubtful accounts $696,000 44,800 During 2022, the company had the following summary transactions related to receivables and sales. Pembina uses the perpetual inventory system. Pembina expects a return rate of 3%. 1. 2. 3. 4. . Sales on account amounted to $2,800,000. The cost of the inventory sold was $2,100,000. Goods with a total sales price of $44.800 and a cost of $33,600 were restored to inventory. Collections of accounts receivable were $2,464,000. Write-offs of accounts receivable deemed uncollectible $50,400, Recovery of bad debts previously written off as uncollectible, $16,800. Account Titles and Explanation Accounts Receivable Debit Credit 2800000 Deferred Revenue 28004 2800 (To record sales) Cost of Goods Sold 2100000 Inventory 2100000 2100 44800 (To record cost of the merchandise sold) Sales Returns and Allowances Accounts Receivable (To record sales returns and allowances) Inventory Cost of Goods Sold (To record cost of sales on sales returns) Cash 33600 2464000 Accounts Receivable 2464 Allowance for Doubtful Accounts 44800 SO Accounts Receivable Accounts Receivable 16800 To Allowance for Doubtful Accounts (To reverse write-off of account receivable) Cash Accounts Receivable (To record recovery of uncollectible amount) 1600 16