Use the following selected information from Letterman Corporation to determine the Year 1 and Year 2 common size percentages for cost of goods sold using Net sales as the base. Net sales Cost of goods sold Year 2 $ 571,400 Year 1 $ 461,800 Operating expenses Net earnings Multiple Choice 232,900 136,610 84,940 81,860 42,940 30,440 40.8% for Year 2 and 29.6% for Year 1. 55.6% for Year 2 and 47.3% for Year 1. 123.7% for Year 2 and 100.0% for Year 1. 179.8% for Year 2 and 211.4% for Year 1. 7.5% for Year 2 and 6.6% for Year 1.