what are the answer? and how do we solve them? i want detailed answers

QUESTION 10 Routsong Company had the following sales and production data for the past four years: Year 1 Year 2 Year 3 Year 4 Production units 6,000 9,000 4,000 5,000 Sales units 6,000 6,000 5,000 7,000 Selling price per unit, variable cost per unit, and total fixed cost are the same in each year. Under variable costing, net operating income for Year I and Year 2 would be the same. O True O False QUESTION 11 Routsong Company had the following sales and production data for the past four years: Year 1 Year 2 Year 3 Year 4 Production units 6,000 9,000 4,000 5,000 Sales units 6,000 6,000 5,000 7,000 Selling price per unit, variable cost per unit, and total fixed cost are the same in each year. Because of the changes in production levels, under absorption costing the unit product cost will change each year. O True O False