Things to try

• Filter the list to one item with Questions, then Apply filter.
• Find a test-taker with Search by student name.
• Open the Marking Rubrics for a response.
• Change a suggested score and look for the Modified pill.
• Mark a response as reviewed.
• Change a reviewed response and Save it without submitting.
• Submit a reviewed response.
• Mark several responses as reviewed in bulk.
• Try to tick a flagged response for a bulk action.
• Open a submitted response.
• Use Change selection to pick the event again.