Test Center (Mneme) QTI Export needs to include the Review Options ("Make Review Available","Show Answer Key & Item Scores","Show Feedback") as part of the ItemSessionControl element of the assessment.xml file.

Below is a mapping of the Review Options on the screen and what their translated values in the output stream:

Make Review Available (attribute name -> makeReviewAvailable)
Upon submission [attribute value -> submitted] ***** check ******
Upon release [attribute value -> graded] ***** check ******
After date [attribute value -> date; attribute name -> makeReviewAvailableDate]. The date field is not required. ***** check ******
Never [attribute value -> never] ***** check ******

Show Answer Key & Item score (attribute name -> showAnswerKey)
For all answers [attribute value -> yes] ***** check ******
Only for correct answers [attribute value -> correct_only] ***** check ******
Show only incorrect questions [attribute value -> incorrect_only] ***** check ******
Never [attribute value -> no] ***** check ******

Show feedback [attribute name -> showReviewFeedback] ***** check ******