Express the following comparative income statements in common-size percents. Using the common-size percentages, which item is most responsible for the decline in net income? Income Reason for Statement Decline in Net Income Express the following comparative income statements in common-size percents. (Round your percentage answers to 1 decimal place.) GOMEZ CORPORATION Comparative Income Statements For Years Ended December 31 Current Year Prior Year $ % $ % Sales $ 740,000 $ 670,000 Cost of goods sold 568, 100 288,800 Gross profit 171.900 381,200 Operating expenses 129 200 264,800 Net income S 42,700 $ 116,400 Income Statement Reason for Decline in Net Income >