Concord Corporation's account balances at December 31, 2020 for Accounts Receivable and the Allowance for Doubtful Accounts are $900000 debit and $1700 credit. Sales during 2020 were $2682000. It is estimated that 1% of sales will be uncollectible. The adjusting entry would include a credit to the allowance account for

$26820.

$28520.

$25120.

$9000.