In 2017 Wilkinson Company had net credit sales of $2,250,000. On January 1, 2017, Allowance for Doubtful Accounts had a credit balance of $54,000. During 2017, $90,000 of uncollectible accounts receivable were written off. Past experience indicates that the allowance should be 10% of the balance in receivables (percentage of receivables basis). If the accounts receivable balance at December 31 was $600,000, what is the required adjustment to the Allowance for Doubtful Accounts at December 31, 2017?

$25,000

$96,000

$90,000

$60,000