As of December 31, 2018, Amy Jo's Appliances had unadjusted account balances in accounts receivable of $309,000 and $1,020 in the allowance for uncollectible accounts, following 2018 write-offs of $6,450 in bad debts. An analysis of Amy Jo's December 31, 2018, accounts receivable suggests that the allowance for uncollectible accounts should be 2% of accounts receivable. Bad debt expense for 2018 should be:

A. $5,160 B. $6,180 C. $6,450 D. None