What can users do with a form during a collaborative route map step?

The form can be sent to another user with the Get Feedback button.

The form is in all the collaborative step participants' inboxes at the same time, but only one user can make edits at a time.

The form is in all the collaborative step participants' inboxes at the same time and all users can edit the form simultaneously.

The form can be sent back and forth between the different users of the collaborative step before moving to the next step.