[Solved] Which of the following is the best statement of a hypothesis? A) Social class is related to party affiliation. B) Among the elderly, marital status is related to happiness. C) Protestants tend to be Republicans. D) Women are more likely to oppose pornography than are men. E) Political conservatives support authoritarian leaders. LIFO Perpetual Cost Flow: A method of inventory valuation where the last items added to inventory are the first ones considered sold under a perpetual inventory tracking system. Ending Inventory: Ending inventory refers to the final value or quantity of goods available for sale at the end of an accounting period, after adjustments for sales and acquisitions during the period. Cost Of Merchandise Sold: The total cost incurred to purchase or produce the goods that a company sold during a specific period. Average Cost Method: An inventory costing method that calculates the cost of goods sold and ending inventory based on the average cost of all similar items available during the period.