9. Chen Company's account balances at December 31, 2014 for Accounts Receivable and the Allowance for Doubtful Accounts are $480,000 debit and $900 credit. Sales during 2014 were $1,650,000. It is estimated that 1% of sales will be uncollectible. The adjusting entry would include a credit to the allowance account for A. $17,400. B. $16,500. C. $15,600. D. $4,800.