The following summarizes the aging of accounts receivable for Johnston Supplies, Incorporated as of July 31, 2022: Total Accounts Historical Number of Days Unpaid Receivable Uncollectible Not yet due $ 127,800 1 to 30 days past due 90,500 131 31 to 60 days past due 54,900 198 Over 60 days past due 33,100 340 Required: 38 a. The unadjusted balance of the Allowance for Doubtful Accounts of Johnston Supplies, Incorporated is a credit balance in the amount of $29,337 on July 31, 2022. Prepare the required adjusting entry to record Bad Debt Expense for the year. b. Johnston Supplies, Incorporated writes off $3,211 of uncollectible accounts on August 15, 2022. Prepare the required adjusting entry to record the write-off c. Use a T-account to determine the account balance in the Allowance for Doubtful Accounts on August 15, 2022. Complete this question by entering your answers in the tabs below. Required A Required B Required Use a T-account to determine the account balance in the Allowance for Doubtful Accounts on August 15, 2022 Allowance for Doubtful Accounts Debit Credit Beginning Balance Ending Balanco