Using the aging-of-accounts-receivable method to estimate uncollectible receivables, Lucy Corp. estimates that $3,800 of its accounts receivable will be Doubtful. Prior to adjustment, the Allowance for Doubtful Accounts has a debit balance of $500. Bad debt expense to be reported on the income statement is: Select one: a. $4,300 b. $500 c. $3,800 d. $3,300