The net sales of a company were $2,140,000 and its cost of goods sold was $650,000 this year. The company had an average inventory of $175,000 and an average accounts receivable of $432,000. Calculate its average collection period Select one: a. 72.1 days b. 73.2 days c. 73.7 days d. 72.8 days e e. 72.9 days