A mаnаgement dаshbоard repоrts that cоmpanywide sales increased by 8 percent this quarter. The CEO concludes that the sales strategy is working. A regional drill-down shows that the Southeast region increased sales by 25 percent, while three smaller regions declined. A product-level drill-down shows that the increase came mainly from a lower-margin product line, while the higher-margin product line declined in most regions. The dashboard does not show contribution margin by region or product. Which response is most appropriate?