A firm reported the following income statement for 2020 (in millions). Sales $40,000 Operating expenses 34,000 Restructuring charge 4,000 Operating profit 2,000 Interest expense 600 Interest income 200 Earnings before taxes 1,600 Income taxes 640 Net income $ 960 Invested capital at end of 2019 was $14,000, and $16,000 end of 2020. What is adjusted ROIC for 2020? 20% 11% 24% 13% 14%