Using the percentage $-$ of $-$ sales method, the estimated total uncollectible accounts are $$6,322.$ The Allowance for Uncollectible Accounts prior to adjustment has a debit balance of $$3,135.$ The Accounts Receivable balance is $$44,520.$ The amount of the adjusting entry for Uncollectible $-$ Accounts Expense is:

A$.$ $$6,322.$

B$.$ $$3,135.$

C$.$ $$9,457.$

D$.$ $$3,187.$