Complete Case $6-4$: LIFO and Inventory Flow, at the end of Chapter $6$ under the Cases section of the textbook $($page $276).$ Case $6-4$ LIFO and inventory flow The following is an excerpt from a conversation between Evan Eberhard, the warehouse manager for Greenbriar Wholesale Co$.,$ and its accountant, Marty Hayes. Greenbriar oper$-$ates a large regional warehouse that supplies produce and other grocery products to gro$-$cery stores in smaller communities. Evan: Marty, can you explain what's going on here with these monthly statements? Marty: Sure, Evan. How can I help you?