4. ( 8 points) The Alpine House, Inc., is a large retailer of snow skis. The company assembled the information shown below for the quarter ended March 31 Note: to calculate COGS you wil need to use the following equation beg Merch Inventory + Merch Rurchases - End. Merch Inventory cogs is a variabie expense. Required: 1 Piepare a vragitional income statement for the quarter ended 1 tarch 31 . 2. Prepare a contrioution focmat income statement for the quarter ended March 31 3. What was the contnbution margin per unit