A company has the following information:

Net credit sales = $400,000

Net income = $100,000

Average total assets = $80,000

Average accounts receivable = $20,000

What is the company's average collection period (rounded to the nearest whole day)?

A) 73 days.

B) 18 days.

C) 9 days.

D) 5 days.

Answer: 18 days.