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 Operating expenses Net earnings Multiple Choice Year 2 $ 325,400 Year 1 $ 269,800 165,400 60,190 130,760 58,010 30,340 21,590 93% for Year 2 and 8.0% for Year 1 69.3% for Year 2 and 70.0% for Year 1 1206% for Year 2 end 100 0% for Year 1