4) At December 31, Gill Co. reported accounts receivable of $238,000 and an allowance for uncollectible accounts of $600 (debit) before any adjustments. An analysis of accounts receivable suggests that the allowance for uncollectible accounts should be 3% of accounts receivable. The amount of the adjustment for uncollectible accounts would be:

A) $6,540.

B) $7,800.

C) $7,140.

D) $7,740.