Which workflow requests approval from a manager of the knowledge base before moving an article to the retired state?

The correct choice identifies a workflow that notably emphasizes the approval process related to retiring a knowledge base article. The term "Knowledge - Approval Retire" suggests a specific focus on obtaining necessary authorization prior to an article transitioning to the retired state, which is a critical step in maintaining the integrity and accuracy of the knowledge base.

This workflow ensures that subject matter experts or managers review the article's content and relevance before it is retired, thereby preventing valuable information from being lost or miscommunicated. Approval processes are vital in ITSM frameworks as they help uphold service quality and compliance by involving stakeholders in important decisions related to knowledge content management.

Other options may contain similar keywords or themes but likely lack the precise terminology that indicates the workflow's purpose and function of requiring management approval for retiring articles. This distinction makes the correct answer the most appropriate choice for expressing the need for oversight in knowledge management practices.