Chan company’s year-end unadjusted trial balance shows account receivable of $215,000, allowance for doubtful accounts of $105 (credit), and credit sales of $975,000. uncollectibles are estimated to be 0.5% of annual credit sales. chan records its bad debts expense for that estimate on december 31. on the following february 1, chan decides that the $580 account of p. park is uncollectible and writes it off as a bad debt. on june 5, park unexpectedly pays the amount previously written off. prepare the journal entries for these transactions.