The trial balance before adjustment of Marin Inc. shows the following balances: Cr. Dr. $106,400 1,975 Accounts receivable Allowance for doubtful accounts Sales revenue (all on credit) Sales returns and allowances $660,500 28,600 Give the entry for bad debt expense for the current year assuming the allowance should be 5% of gross accounts receivable. (Credit account titles are automatically indented when amount is entered. Do not indent manually. If no entry is required, select "No Entry" for the account titles and enter O for the amounts.) Account Titles and Explanation Debit Credit List of Accounts Give the entry for bad debt expense for the current year assuming historical records show that, based on accounts receivable aging, the following percentages will not be collected: (Credit account titles are automatically Indented when amount is entered. Do not indent manually. If no entry is required, select "No Entry" for the account titles and enter O for the amounts.) 0-30 days outstanding 31-60 days outstanding 61-90 days outstanding Over 90 days outstanding Balance $37,600 46,600 13,200 9,000 Percentage Estimated to Be Uncollectible 1% 5% 12% 18% Account Titles and Explanation Debit Credit List of Accounts Give the entry for bad debt expense for the current year assuming allowance for doubtful accounts is $1,975 but it is a credit balance and the allowance should be 5% of gross accounts receivable. (Credit account titles are automatically indented when amount is entered. Do not indent manually. If no entry is required, select "No Entry" for the account titles and enter O for the amounts.) Account Titles and Explanation Debit Credit