PlantsonPlantson Corporation reported the following on its comparative income statement: (in millions) 20172017 20162016 20152015 Revenue................................... 15,834 $15,600 $15,000 Cost of sales............................ $5,812 $5,415 $4,500 Perform a horizontal analysis of revenues and gross profitlong dashboth in dollar amounts and in percentageslong dashfor 20172017 and 20162016. (Round your answers to two decimal places. Use a minus sign or parentheses to represent a decrease in amount or percentage.)