The following summarizes the aging of accounts receivable for Johnston Supplies, Inc. as of July 31, 2019 Total Accounts Historical % Number of Days Unpaid Receivable Uncollectible $127,80e 90,500 54,900 33,100 Not yet due 1-30 days past due 31-60 days past due Over 6e days past due 3% 13% 19% 34% Required a. The unadjusted balance of the Allowance for Doubtful Accounts of Johnston Supplies, Inc. is a credit balance in the amount of $29,337 on July 31, 2019. Prepare the required adjusting entry to record Bad Debt Expense for the year b. Johnston Supplies, Inc. writes off $3,211 of uncollectible accounts on August 15, 2019. 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, 2019 Complete this question by entering your answers in the tabs below Required A Required B Required C Use a T-account to determine the account balance in the Allowance for Doubtful Accounts on August 15, 2019 Allowance for Doubtful Accounts Required B Required C