The following information is available for Karen Company at December 31, 2018: beginning net accounts receivable $120,000; ending accounts receivable $180,000; cost of goods sold $3,000,000; net credit sales $4,655,000. What is Karen's average collection period for accounts receivable in days?

Select one:

a. 12 days

b. 18 days

c. 23 days

d. 37 days