At the end of the fiscal year, before the accounts are adjusted, Accounts Receivable has a balance of $200,000 and Allowance for Doubtful Accounts has a credit balance of $2,500. If the estimate of uncollectible accounts determined by aging the receivables is $8,500, the amount of uncollectible accounts expense is:

A. . $2,500

B. . $11,000

C. . $6,000

D. . $8,500