Final answer:
The purpose of the "Attachment Link" check box in the knowledge article form is to insert a hyperlink to the article which can be linked to another article, ServiceNow page, or external content. B. It inserts a hyperlink to the article which can be linked to another article, ServiceNow page, or external content.
Step-by-step explanation:
The purpose of the "Attachment Link" check box in the knowledge article form is B. It inserts a hyperlink to the article which can be linked to another article, ServiceNow page, or external content.
By selecting this check box, you can create a link within your article that directs readers to another related article, a ServiceNow page, or even external content like a website or document. This helps to provide additional information or resources for the reader to access.