Calculate return on investment based on the information given above?

Step Up Ladders Company provides the following financial information Income from operations Interest expense Gains/(losses) on sale of equipment Net income Total assets at Jan. 1 Total assets at Dec .31 $400,000 47,000 3,000 350,000 2,600,000 3,400,000 Calculate return on investment based on the information given above. (Round your answer to two decimal places.) OA. 11.67% B. 13.33% OC. 11.76% D. 15.38%