Homestar Runner uses the periodic inventory system, and the accounts reflected the following data for March 2021: Units Unit Cost Beginning Inventory 300 $10 3/5 Purchase 700 $12 3/18 Purchase 400 $14 3/25 Purchase 200 $13 At the end of March, Homestar Runner counts 400 units of inventory left on its shelves. Any units sold during the period were sold to customers for a price of $20 each. Required: Fill in the following table with dollar amounts for Cost of Goods Sold, Gross Profit, and Ending Inventory for March 2021 based on the FIFO, LIFO, and weighted-average inventory valuation methods. Do not round any intermediate calculations. If necessary, you may round your final answer to the nearest dollar. FIFO LIFO Weighted Avg Cost of Goods Sold ($): Gross Profit ($): Ending Inventory ($)