Vertical Analysis of Income Statement Revenue and expense data for Rogan Technologies Co. are as follows: 20Y8 2017 Sales 5572,000 5503,000 Cost of goods sold 366,050 286,710 Selling expenses 30,000 85,510 Administrative expenses 91.520 100,600 Income tax expense 17.160 10,060 a. Prepare an income statement in comparative form, stating each item for both zovu and 2017 as a percent of sale, If required, round percentages to one demel place. Enter all amounts as a positive number Rogan Technologies Co. Comparative Income Statement For the Years Ended December 31, 2018 and 2017 2018 Amount 2018 Percent 2017 Amount 2017 Percent ELFI Gross profit 16 Total operating expenses . Not income