For 2018 Rahal's Auto Parts estimates bad debt expense at 1% credit card sales. The company reported accounts receivable and allowance for uncollectible accounts of $86,500 and $2,100, respectively at December 31, 2017. During 2018, Rahal's credit sales and collections were $404,000 and $408,000. resprctively and $2,340 in accounts receivable were written off.

Rahal's 2018 bad debt expense is?

A. $2,100

B. $2,340

C. $4,080

D. None of these answer choices are correct