Credit sales for the year were $40,000. Ending accounts receivable is $3,000. The Allowance for Doubtful Accounts has a credit balance of $300. The accountant aged the accounts receivable and determined that $620 would be uncollectible. 1. Determine the uncollectible accounts expense and prepare the adjusting entry to record this expense. A. Debit Bad Debt Expense 700; Credit Allowance for Doubtful Accounts 700 B. Debit Allowance for Doubtful Accounts 320; Credit Bad Debt Expense 320 C. Debit Bad Debt Expense 320; Credit Allowance for Doubtful Accounts 320 D. Debit Bad Debt Expense 500; Credit Allowance for Doubtful Accounts 500