At 31 December, 2016, the trial balance of Smith and Kale Pty Ltd contained the following amounts before adjustments: Required a) Based on the information given, which method of accounting for bad debts is used? Explain your answer. b) Prepare the adjusting entry at 31 December 2016, for bad debts expense assuming that the aging schedule indicates that exist10750 of the account receivable will be uncollectable. c) Repeat part b assuming that instead of a credit balance there is a exist2 000 debit balance in the allowance for doubtful debts. d) During the next month, January 2017, a exist8 000 account receivable is written off as uncollectable. Prepare the journal entry to record the write-off