Charles Corporation reports the following information for 20X1. Accounts Receivable 1/1 $100,000 Accounts Receivable 12/31 150,000 Inventory 1/1 40,000 Inventory 12/31 55,000 Net Credit Sales 800,000 Cost of Goods Sold 450,000 Accumulated Depreciation 15,000 What is the average age of inventory for Charles Corporation? a. 32.4 days b. 39.9 days c. 44.6 days d. 38.5 days e. None of the options listed

please help!thank you!