4. Assume that ABC Power Tools from question 1 sells Item 1 through a typical home improvement retailer that has a finished goods warehouse, retailer DC, and a retail store. The days of supply and the inbound freight cost at each stage of the supply chain are given below. All other holding costs are the same as before. Compute the total inventory carrying cost of Item 1 at each stage, and express your answers in both dollar amounts and percentages