15. Using the aging method of accounts receivable method, $5,000 of the company's Accounts Receivable are esmated to be uncollecble. At the end of the year, the balance of Accounts Receivable is $100,000 and the unadjusted credit balance of the Allowance for Doubul Accounts is $500. Credit sales during the year totaled $150,000. What is the current year's Bad Debt Expense?

A. $4,500

B. $5,000

C. $7,000

D. $7,500