15. Cross Company uses the allowance method in accounting for uncollectible accounts. It began 2019 with a $12,500 debit balance in Accounts Receivable, and a $500 credit balance in Allowance for Doubtful Accounts. Instructions (12 points): (a) Prepare the necessary journal entries to record the selected transactions for Cross Company: Sept. 12 Determined that the account of Steve Young for $170 is uncollectible. Oct. 5 Received a check for $170 as payment on account from Steve Young, whose account had previously been written off as uncollectible. (b) At December 31, 2019, the balance in Accounts Receivable is $16,700 (debit) and the balance in Allowance for Doubtful Accounts is $130 (credit). Prepare the adjusting entry to record bad debt expense for the year if the credit manager determines that 2% of Accounts Receivable will become uncollectible. (c) Repeat part (b), but assume instead that the balance in Allowance for Doubtful Accounts is $200 (debit)