The trial balance before adjustment of Windsor, Inc. shows the following balances: Dr. Cr. Accounts receivable $104,800 Allowance for doubtful accounts 1,970 Sales revenue (all on credit) $672.000 Sales returns and allowances 29,100 Give the entry for bad debt expense for the current year assuming the allowance should be 4% 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 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.) Percentage Estimated to Be Uncollectible Balance 0-30 days outstanding $35,200 1% 31-60 days outstanding 47,900 5% 61-90 days outstanding 13,200 12% Over 90 days outstanding 8,500 18% Account Titles and Explanation Debit Credit Give the entry for bad debt expense for the current year assuming allowance for doubtful accounts is $1,970 but it is a credit balance and the allowance should be 4% 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 Give the entry for bad debt expense for the current year assuming allowance for doubtful accounts is $1,970 but it is a credit balance and historical records show that 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 Ofor the amounts.) Percentage Estimated to Be Uncollectible Balance 0-30 days outstanding $35,200 1% 31-60 days outstanding 47,900 5% 61-90 days outstanding 13,200 12% Over 90 days outstanding 8,500 18% Account Titles and Explanation Debit Credit