I have added a question to be shown to admin users, only. But it is invisible to me when I test the survey.
There is only one user on the account. And it is me. How do I give myself administrator rights?
Administrative questions will not be visible when testing the survey – they will never show on the survey in the same way that normal questions do.
Administrative questions are answered after the fact (once the response has already been submitted) by going the Results > Individual Responses:
Hope this helps clarify!