What is the recommended method to meet the requirements?

Cloud Kicks (CK) has created hundreds of Knowledge articles about its products. The articles have been attached to dosed cases. A new product release will require changes to dozens of articles. After revising the articles, CK wants to see that a prior article version was associated with the closed cases.

What is the recommended method to meet the requirements?
A . Select Flag as new version’ checkbox when publishing.
B. Use Smart Link to Article to select the prior version.
C. Enable Knowledge User for Service Agents.
D. Use the Clone option to create a new article.

Answer: B