The total cost method includes all manufacturing costs plus selling and administrative expenses in the cost amount to which the markup is added to determine product price. O True O False Yield pricing practices are common in low-fixed-cost service businesses. True False The revenue that is forgone from an alternative use of an asset, such as cash, is called opportunity cost. True False If operating income for a division is $5,000, invested assets are $25,000, and sales are $30,000, the profit margin is 20%. True False The Human Resources Department in a department store is an example of a support department. True False