Question Category

To add new terms:

1. Log in as user with the site admin role.
2. Open the admin wrench and navigate to Structure > Taxonomy.
3. Click "List terms" next to "Question category."
4. To add a term click "Add term" in the tab at the top of the page.
5. Type the term name into the "Name" field and click "Save."

To create a hierarchy of terms: 

1. Log in as user with the site admin role.
2. Open the admin wrench and navigate to Structure > Taxonomy.
3. Click "List terms" next to "Question category."
4. Drag and drop to up and down to re-order.
5. Drag left and right to create hierarchies.