A year-end review of Accounts Receivable and estimated uncollectible percentages revealed the following: K Accounts Est. Percent Receivable Uncollectible Days Outstanding 1-30 days 31-60 days 61-90 days Over 90 days Before the year-end adjustment, the credit balance in Allowance for Uncollectible Accounts was $1,000. Under the aging O A. $9,780 OB. $7,780 O C. $280 OD. $8,780 $64,000 $44,000 $21,000 $7,000 2% 4% 10% 52%

A year-end review of Accounts Receivable and estimated uncollectible percentages revealed the following: Before the year - end adjustment, the credit balance in Allowance for Uncollectible Accounts was s1 000 Under the agin A. 59.780 B. $7,780 C. $280 D. $8,780