Report $2.$ The marketing manager is questioning whether there are any products in the GBI portfolio that have not shown seasonality in their sales data during recent years. Create a visualization in a line chart that shows the achieved revenue per month compared to the running average of revenue for each material. The marketing manager should be able to choose a certain material, and then, the report shows the visualization only for the chosen material. Refer to the visualization below. Is there any material that does not display seasonality?