CK Co. has net credit sales of $400,000 at the end of the year. They estimate uncollectible accounts to be 2% of net credit sales. Before any adjustments to their allowance for doubtful accounts for the current year, the unadjusted balance in this account was a debit of $1.500. What is the balance of the allowance for doubtful accounts after the adjusting entry is posted? Select one: O a $9,500 credit Ob $1,500 credit Os $6,500 credit Od $8,000 credit