You're the Org Admin for a company's Slack Enterprise Grid organization. Currently, Workspace Admins can decide how guest invitations are managed within their workspace. You want to lock this policy so that guest invitations can only be approved by Org Owners and Admins.
What action should you take to make this change?
(Select the best answer)

A. Lock guest invitations from each workspace's setting page.

B. Ask the Org Owner to make this change because only Org Owners can change org-level policies and settings.

C. Notify users that guest Invitations must be submitted at the org level In the announcements channel.

D. Lock guest invitations from the org admin dashboard.