please help me with the last three questions

The amount of income under absorption costing will be more than the amount of income under variable costing when unts manufactured a. a less than its sold b. equal units sold c. we equal to or preater than unit old d. cuced units sold 2. Management should focus its sales and production efforts on the product or products that will provide the a lowest direct labor hours b. lowest product costs c.maximum contribution margin Od highest sales revenue Which of the following would not be an appropriate activity base for cost analysis in a service firm? a customer served b. haircuts given Ce inventory produced d. ww mowed