J Co Has the Following Balances in Its General Ledger

J Co has the following balances in its general ledger.
Accounts receivable $24 000
Less allowance for doubtful debts -5 000
$19 000
If a debt for $2000,previously provided for as doubtful,is written off as bad,what is the estimated net realisable value of accounts receivable after the write off?

A) $21 000
B) $17 000
C) $19 000
D) $22 000