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Grey Corporation has $100,000 of accounts receivable on December 31. The unadjusted balance of its Allowance for Doubtful Accounts is a debit of $1,000. Experience suggests 5 percent of its receivables will be uncollectible. The amount that should be debited to Bad Debt Expense and credited to Allowance for Doubtful in the year-end adjusting entry is: $1,000$2,070$5,000$6,000$4,000