Moore Company had a $700 credit balance in Allowance for Doubtful Accounts at December 31, 2016, before the current year's provision for uncollectible accounts. An aging of the accounts receivable revealed the following: (a) Prepare the adjusting entry on December 31, 2016, to recognize bad debts expense. (b) Assume the same facts as above except that the Allowance for Doubtful Accounts account had a $500 debit balance before the current year's provision for uncollectible accounts