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