Final answer:
To enable Knowledge Article Versioning, you need to enable the Knowledge One property in the Salesforce Service Cloud.
Step-by-step explanation:
To enable Knowledge Article Versioning, you need to enable the Knowledge One property in the Salesforce Service Cloud. This property allows users to create multiple versions of their knowledge articles, making it easier to track changes and manage updates. By enabling this property, users can collaborate on article creation and ensure that the latest version is always available to them and their customers.