To be an admin in Fetch and be able to build Questionnaires and view responses for Surveys and Quizzes - you need to have the admin permission 'Manage Fetch" enabled on your user in Promote.
How to give a user admin permission for Fetch
- In the Users tab in Promote (a), enable the admin permission 'Manage Fetch' on the user (b):
Don't forget to save! - Now the user will be able to find their way to Fetch in the menu in the upper right corner in Promote: