1. Insert formulas in the Gross Profit \% rows for Years 1 through 8 for each of the four distribution channels (subscription boxes, book fairs, company website, and wholesalers). 2. Insert sparklines in Column J for the Sales Revenue, Gross Profit, and Gross Profit \% rows. 3. Which distribution channel(s) is trending upward in sales revenue over the eight-year time period? 4. Which distribution channel(s) is trending upward in gross profit over the eight-year time period? 5. What conclusions can you draw from the sparkline trends for each of the four distribution channels