5. EK Produce estimates bad debt expense at 0.5% of credit sales. The company reported accounts receivable and allowance for uncollectible accounts of $471,000 and $1,650, respectively, at December 31, 2020. During 2021, EK's credit sales and collections were $315,000 and $319,000, respectively, and $1,720 in accounts receivable were written off. EK's 2021 bad debt expense is: a) $1,566 b) $1,595 c) $1,505 d) $1,575 e) None of the above