[Enterprise Grid Configuration]

You're the Grid Owner for your sales company's Slack Enterprise Grid instance. Departments are spread across multiple workspaces and collaborate with their customers through Slack Connect.

Your company is growing quickly, and you want to have more control over external collaboration. You decide to set up an external workspace dedicated to Slack Connect channels. This workspace should include all current users, plus any future users.

What is the easiest and most efficient way to go about adding users to the new workspace? (Select the best answer.)