An aging-of-accounts-receivable indicates that the amount of uncollectible accounts is $3,910. The Allowance for Uncollectible Accounts prior to adjustment has a debit balance of $600. The Accounts Receivable balance is $44,620. The amount of the adjusting entry for uncollectible accounts should be for:

A) $600.

B) $3,310.

C) $3,910.

D) $4,510.