Vargas Inc.'s aging schedule of the accounts receivable as of December 31,2021 , is as follows. Assume the following: 1. Vargas Inc. uses the A/R aging method for uncollectible accounts. As of January 1st, 2021 the Allowance for Uncollectible Accounts had a balance of $8,400. 2. During 2021 Vargas Inc. wrote off $4,700 of customer accounts as uncollectible. 1. Vargas Inc. uses the A/R aging method for uncollectible accounts. As of January 1 st, 2021 the Allowance for Uncollectible Accounts had a balance of $8,400. 2. During 2021 Vargas Inc. wrote off $4,700 of customer accounts as uncollectible. 3. During 2021 Vargas Inc. recovered $2,500 from customers whose accounts had been written off. What is the amount of Bad Debt Expense recognized as of December 31, 2020? (do not use dollar signs, commas or decimals in your answer) A What is the balance in the Allowance for Uncollectible Accounts as of December 31, 2021? (do not use dollar signs, commas or decimal points in your answer)