The following summarizes the aging of accounts receivable for Johnston Supplies, Incorporated as of July 31, 2022: Number of Days Unpaid Not yet due 1 to 30 days past due 31 to 60 days past due Over 60 days past due Total Accounts Receivable $ 126,500 89,200 53,600 31,800 Historical % Uncollectible 2% 12% 18% 35% Required: a. The unadjusted balance of the Allowance for Doubtful Accounts of Johnston Supplies, Incorporated is a credit balance in the amount of $28,947 on July 31, 2022. Prepare the required adjusting entry to record Bad Debt Expense for the year. b. Johnston Supplies, Incorporated writes off $3,081 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 C The unadjusted balance of the Allowance for Doubtful Accounts of Johnston Supp $28,947 on July 31, 2022. Prepare the required adjusting entry to record Bad De transaction/event, select "No Journal Entry Required" in the first account field.) View transaction list