Brooke Industries Has Sales of $860,000 and Cost of Goods

Brooke Industries has sales of $860,000 and cost of goods sold of $490,000.The firm had a beginning inventory of $98,000 and an ending inventory of $112,000.What is the length of the inventory period?

A) 4.67 days
B) 5.21 days
C) 44.56 days
D) 78.21 days
E) 21.59 days