Universal Containers sell a product bundle named “Corporate IT Solutionsâ€. One of theproduct options inside this bundle is named Hardware Firewall Universal Containers has arequirement where if the customer has purchased a hardware firewall in the past, thehardware firewall product option should be hidden while configuring the bundle. TheCPQ admin has created a product rule to handle this requirement. What should theevaluation event of the product rule be set to?