Assume simple co. had the credit sales of $ 241,000 and the cost of goods sold of $141,000 for the period. Simple uses the percentage of credit sales method and estimates that 2 percent of credit sales would result in uncollectible accounts. Before the end of period adjustment is made, the allowance for doubtful accounts has a credit balance of $160. What amount of bad debt expense would the company record as an end of period adjustment?